Home / 1,070,225.11-1,605,092.01-638,064.85

Finding the Fourth Proportional to 1,070,225.11, 1,605,092.01 and 638,064.85

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Solution

The fourth proportional to 1,070,225.11, 1,605,092.01 and 638,064.85 is: 956,950.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,225.11 : 1,605,092.01 = 638,064.85 : x
  2. Step 2: Convert to fraction form
    1,070,225.11/1,605,092.01 = 638,064.85/x
  3. Step 3: Cross multiply
    1,070,225.11x = 1,605,092.01 × 638,064.85
  4. Step 4: Simplify right side
    1,070,225.11x = 1,024,152,791,001.69
  5. Step 5: Solve for x
    x = 1,024,152,791,001.69/1,070,225.11
  6. Step 6: Final answer
    x = 956,950.82

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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.