Home / 1,553,042.18-2,329,949.64-1,234,396.28

Finding the Fourth Proportional to 1,553,042.18, 2,329,949.64 and 1,234,396.28

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Solution

The fourth proportional to 1,553,042.18, 2,329,949.64 and 1,234,396.28 is: 1,851,901.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,042.18 : 2,329,949.64 = 1,234,396.28 : x
  2. Step 2: Convert to fraction form
    1,553,042.18/2,329,949.64 = 1,234,396.28/x
  3. Step 3: Cross multiply
    1,553,042.18x = 2,329,949.64 × 1,234,396.28
  4. Step 4: Simplify right side
    1,553,042.18x = 2,876,081,156,553.59
  5. Step 5: Solve for x
    x = 2,876,081,156,553.59/1,553,042.18
  6. Step 6: Final answer
    x = 1,851,901.51

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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.