Home / 2,756,095.60-4,134,143.40-1,338,919.60

Finding the Fourth Proportional to 2,756,095.60, 4,134,143.40 and 1,338,919.60

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Solution

The fourth proportional to 2,756,095.60, 4,134,143.40 and 1,338,919.60 is: 2,008,379.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756,095.60 : 4,134,143.40 = 1,338,919.60 : x
  2. Step 2: Convert to fraction form
    2,756,095.60/4,134,143.40 = 1,338,919.60/x
  3. Step 3: Cross multiply
    2,756,095.60x = 4,134,143.40 × 1,338,919.60
  4. Step 4: Simplify right side
    2,756,095.60x = 5,535,285,627,470.64
  5. Step 5: Solve for x
    x = 5,535,285,627,470.64/2,756,095.60
  6. Step 6: Final answer
    x = 2,008,379.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.