Home / 2,916,870.40-4,375,305.60-2,570,449.60

Finding the Fourth Proportional to 2,916,870.40, 4,375,305.60 and 2,570,449.60

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Solution

The fourth proportional to 2,916,870.40, 4,375,305.60 and 2,570,449.60 is: 3,855,674.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,870.40 : 4,375,305.60 = 2,570,449.60 : x
  2. Step 2: Convert to fraction form
    2,916,870.40/4,375,305.60 = 2,570,449.60/x
  3. Step 3: Cross multiply
    2,916,870.40x = 4,375,305.60 × 2,570,449.60
  4. Step 4: Simplify right side
    2,916,870.40x = 11,246,502,529,397.76
  5. Step 5: Solve for x
    x = 11,246,502,529,397.76/2,916,870.40
  6. Step 6: Final answer
    x = 3,855,674.40

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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.