Home / 1,031,818.08-1,423,901.52-572,930.40

Finding the Fourth Proportional to 1,031,818.08, 1,423,901.52 and 572,930.40

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Solution

The fourth proportional to 1,031,818.08, 1,423,901.52 and 572,930.40 is: 790,639.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,818.08 : 1,423,901.52 = 572,930.40 : x
  2. Step 2: Convert to fraction form
    1,031,818.08/1,423,901.52 = 572,930.40/x
  3. Step 3: Cross multiply
    1,031,818.08x = 1,423,901.52 × 572,930.40
  4. Step 4: Simplify right side
    1,031,818.08x = 815,796,467,414.21
  5. Step 5: Solve for x
    x = 815,796,467,414.21/1,031,818.08
  6. Step 6: Final answer
    x = 790,639.83

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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.