Home / 4,119,332.40-6,178,998.60-1,879,844.40

Finding the Fourth Proportional to 4,119,332.40, 6,178,998.60 and 1,879,844.40

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Solution

The fourth proportional to 4,119,332.40, 6,178,998.60 and 1,879,844.40 is: 2,819,766.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119,332.40 : 6,178,998.60 = 1,879,844.40 : x
  2. Step 2: Convert to fraction form
    4,119,332.40/6,178,998.60 = 1,879,844.40/x
  3. Step 3: Cross multiply
    4,119,332.40x = 6,178,998.60 × 1,879,844.40
  4. Step 4: Simplify right side
    4,119,332.40x = 11,615,555,915,817.84
  5. Step 5: Solve for x
    x = 11,615,555,915,817.84/4,119,332.40
  6. Step 6: Final answer
    x = 2,819,766.60

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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.