Home / 1,006,722.49-1,389,306.20-547,866.67

Finding the Fourth Proportional to 1,006,722.49, 1,389,306.20 and 547,866.67

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Solution

The fourth proportional to 1,006,722.49, 1,389,306.20 and 547,866.67 is: 756,071.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,722.49 : 1,389,306.20 = 547,866.67 : x
  2. Step 2: Convert to fraction form
    1,006,722.49/1,389,306.20 = 547,866.67/x
  3. Step 3: Cross multiply
    1,006,722.49x = 1,389,306.20 × 547,866.67
  4. Step 4: Simplify right side
    1,006,722.49x = 761,154,561,404.35
  5. Step 5: Solve for x
    x = 761,154,561,404.35/1,006,722.49
  6. Step 6: Final answer
    x = 756,071.88

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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.