Home / 1,098,091.04-1,515,381.10-632,687.70

Finding the Fourth Proportional to 1,098,091.04, 1,515,381.10 and 632,687.70

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Solution

The fourth proportional to 1,098,091.04, 1,515,381.10 and 632,687.70 is: 873,117.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,091.04 : 1,515,381.10 = 632,687.70 : x
  2. Step 2: Convert to fraction form
    1,098,091.04/1,515,381.10 = 632,687.70/x
  3. Step 3: Cross multiply
    1,098,091.04x = 1,515,381.10 × 632,687.70
  4. Step 4: Simplify right side
    1,098,091.04x = 958,762,975,996.42
  5. Step 5: Solve for x
    x = 958,762,975,996.42/1,098,091.04
  6. Step 6: Final answer
    x = 873,117.93

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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.