Home / 1,029,959.47-1,421,294.54-571,092.69

Finding the Fourth Proportional to 1,029,959.47, 1,421,294.54 and 571,092.69

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Solution

The fourth proportional to 1,029,959.47, 1,421,294.54 and 571,092.69 is: 788,080.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,959.47 : 1,421,294.54 = 571,092.69 : x
  2. Step 2: Convert to fraction form
    1,029,959.47/1,421,294.54 = 571,092.69/x
  3. Step 3: Cross multiply
    1,029,959.47x = 1,421,294.54 × 571,092.69
  4. Step 4: Simplify right side
    1,029,959.47x = 811,690,922,130.91
  5. Step 5: Solve for x
    x = 811,690,922,130.91/1,029,959.47
  6. Step 6: Final answer
    x = 788,080.45

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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.