Home / 1,079,042.73-1,489,079.12-595,607.98

Finding the Fourth Proportional to 1,079,042.73, 1,489,079.12 and 595,607.98

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Solution

The fourth proportional to 1,079,042.73, 1,489,079.12 and 595,607.98 is: 821,939.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,042.73 : 1,489,079.12 = 595,607.98 : x
  2. Step 2: Convert to fraction form
    1,079,042.73/1,489,079.12 = 595,607.98/x
  3. Step 3: Cross multiply
    1,079,042.73x = 1,489,079.12 × 595,607.98
  4. Step 4: Simplify right side
    1,079,042.73x = 886,907,406,723.38
  5. Step 5: Solve for x
    x = 886,907,406,723.38/1,079,042.73
  6. Step 6: Final answer
    x = 821,939.10

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Double scale
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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.