Home / 1,008,644.02-1,391,306.85-615,992.77

Finding the Fourth Proportional to 1,008,644.02, 1,391,306.85 and 615,992.77

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Solution

The fourth proportional to 1,008,644.02, 1,391,306.85 and 615,992.77 is: 849,690.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,644.02 : 1,391,306.85 = 615,992.77 : x
  2. Step 2: Convert to fraction form
    1,008,644.02/1,391,306.85 = 615,992.77/x
  3. Step 3: Cross multiply
    1,008,644.02x = 1,391,306.85 × 615,992.77
  4. Step 4: Simplify right side
    1,008,644.02x = 857,034,960,451.48
  5. Step 5: Solve for x
    x = 857,034,960,451.48/1,008,644.02
  6. Step 6: Final answer
    x = 849,690.22

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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.