Home / 1,028,862.32-1,419,790.20-576,130.16

Finding the Fourth Proportional to 1,028,862.32, 1,419,790.20 and 576,130.16

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Solution

The fourth proportional to 1,028,862.32, 1,419,790.20 and 576,130.16 is: 795,037.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,862.32 : 1,419,790.20 = 576,130.16 : x
  2. Step 2: Convert to fraction form
    1,028,862.32/1,419,790.20 = 576,130.16/x
  3. Step 3: Cross multiply
    1,028,862.32x = 1,419,790.20 × 576,130.16
  4. Step 4: Simplify right side
    1,028,862.32x = 817,983,955,092.43
  5. Step 5: Solve for x
    x = 817,983,955,092.43/1,028,862.32
  6. Step 6: Final answer
    x = 795,037.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.