Home / 1,031,344.05-1,423,227.45-572,457.31

Finding the Fourth Proportional to 1,031,344.05, 1,423,227.45 and 572,457.31

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Solution

The fourth proportional to 1,031,344.05, 1,423,227.45 and 572,457.31 is: 789,975.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,344.05 : 1,423,227.45 = 572,457.31 : x
  2. Step 2: Convert to fraction form
    1,031,344.05/1,423,227.45 = 572,457.31/x
  3. Step 3: Cross multiply
    1,031,344.05x = 1,423,227.45 × 572,457.31
  4. Step 4: Simplify right side
    1,031,344.05x = 814,736,957,545.16
  5. Step 5: Solve for x
    x = 814,736,957,545.16/1,031,344.05
  6. Step 6: Final answer
    x = 789,975.91

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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.