Home / 2,909,961.38-4,357,489.16-2,428,993.32

Finding the Fourth Proportional to 2,909,961.38, 4,357,489.16 and 2,428,993.32

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Solution

The fourth proportional to 2,909,961.38, 4,357,489.16 and 2,428,993.32 is: 3,637,268.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909,961.38 : 4,357,489.16 = 2,428,993.32 : x
  2. Step 2: Convert to fraction form
    2,909,961.38/4,357,489.16 = 2,428,993.32/x
  3. Step 3: Cross multiply
    2,909,961.38x = 4,357,489.16 × 2,428,993.32
  4. Step 4: Simplify right side
    2,909,961.38x = 10,584,312,061,612.41
  5. Step 5: Solve for x
    x = 10,584,312,061,612.41/2,909,961.38
  6. Step 6: Final answer
    x = 3,637,268.91

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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.