Home / 1,051,569.20-1,577,008.20-386,634.80

Finding the Fourth Proportional to 1,051,569.20, 1,577,008.20 and 386,634.80

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Solution

The fourth proportional to 1,051,569.20, 1,577,008.20 and 386,634.80 is: 579,825.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,569.20 : 1,577,008.20 = 386,634.80 : x
  2. Step 2: Convert to fraction form
    1,051,569.20/1,577,008.20 = 386,634.80/x
  3. Step 3: Cross multiply
    1,051,569.20x = 1,577,008.20 × 386,634.80
  4. Step 4: Simplify right side
    1,051,569.20x = 609,726,250,005.36
  5. Step 5: Solve for x
    x = 609,726,250,005.36/1,051,569.20
  6. Step 6: Final answer
    x = 579,825.13

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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.