Home / 1,557,132.16-2,335,581.60-435,288.64

Finding the Fourth Proportional to 1,557,132.16, 2,335,581.60 and 435,288.64

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Solution

The fourth proportional to 1,557,132.16, 2,335,581.60 and 435,288.64 is: 652,900.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,132.16 : 2,335,581.60 = 435,288.64 : x
  2. Step 2: Convert to fraction form
    1,557,132.16/2,335,581.60 = 435,288.64/x
  3. Step 3: Cross multiply
    1,557,132.16x = 2,335,581.60 × 435,288.64
  4. Step 4: Simplify right side
    1,557,132.16x = 1,016,652,138,273.02
  5. Step 5: Solve for x
    x = 1,016,652,138,273.02/1,557,132.16
  6. Step 6: Final answer
    x = 652,900.35

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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.