Home / 1,695,143.70-2,543,043.60-497,105.10

Finding the Fourth Proportional to 1,695,143.70, 2,543,043.60 and 497,105.10

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Solution

The fourth proportional to 1,695,143.70, 2,543,043.60 and 497,105.10 is: 745,753.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,143.70 : 2,543,043.60 = 497,105.10 : x
  2. Step 2: Convert to fraction form
    1,695,143.70/2,543,043.60 = 497,105.10/x
  3. Step 3: Cross multiply
    1,695,143.70x = 2,543,043.60 × 497,105.10
  4. Step 4: Simplify right side
    1,695,143.70x = 1,264,159,943,082.36
  5. Step 5: Solve for x
    x = 1,264,159,943,082.36/1,695,143.70
  6. Step 6: Final answer
    x = 745,753.85

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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.