Home / 1,502,565.40-2,254,110.55-661,095.28

Finding the Fourth Proportional to 1,502,565.40, 2,254,110.55 and 661,095.28

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Solution

The fourth proportional to 1,502,565.40, 2,254,110.55 and 661,095.28 is: 991,758.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,565.40 : 2,254,110.55 = 661,095.28 : x
  2. Step 2: Convert to fraction form
    1,502,565.40/2,254,110.55 = 661,095.28/x
  3. Step 3: Cross multiply
    1,502,565.40x = 2,254,110.55 × 661,095.28
  4. Step 4: Simplify right side
    1,502,565.40x = 1,490,181,846,368.10
  5. Step 5: Solve for x
    x = 1,490,181,846,368.10/1,502,565.40
  6. Step 6: Final answer
    x = 991,758.39

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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.