Home / 1,029,958.47-1,421,293.17-571,091.69

Finding the Fourth Proportional to 1,029,958.47, 1,421,293.17 and 571,091.69

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Solution

The fourth proportional to 1,029,958.47, 1,421,293.17 and 571,091.69 is: 788,079.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,958.47 : 1,421,293.17 = 571,091.69 : x
  2. Step 2: Convert to fraction form
    1,029,958.47/1,421,293.17 = 571,091.69/x
  3. Step 3: Cross multiply
    1,029,958.47x = 1,421,293.17 × 571,091.69
  4. Step 4: Simplify right side
    1,029,958.47x = 811,688,715,585.30
  5. Step 5: Solve for x
    x = 811,688,715,585.30/1,029,958.47
  6. Step 6: Final answer
    x = 788,079.07

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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.