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Finding the Fourth Proportional to 1,092,990, 1,508,596.62 and 744,706.48

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Solution

The fourth proportional to 1,092,990, 1,508,596.62 and 744,706.48 is: 1,027,879.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,990 : 1,508,596.62 = 744,706.48 : x
  2. Step 2: Convert to fraction form
    1,092,990/1,508,596.62 = 744,706.48/x
  3. Step 3: Cross multiply
    1,092,990x = 1,508,596.62 × 744,706.48
  4. Step 4: Simplify right side
    1,092,990x = 1,123,461,678,620.10
  5. Step 5: Solve for x
    x = 1,123,461,678,620.10/1,092,990
  6. Step 6: Final answer
    x = 1,027,879.19

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1.5x scale

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.