Home / 1,394,177.13-2,091,068.06-447,423.21

Finding the Fourth Proportional to 1,394,177.13, 2,091,068.06 and 447,423.21

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Solution

The fourth proportional to 1,394,177.13, 2,091,068.06 and 447,423.21 is: 671,071.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,177.13 : 2,091,068.06 = 447,423.21 : x
  2. Step 2: Convert to fraction form
    1,394,177.13/2,091,068.06 = 447,423.21/x
  3. Step 3: Cross multiply
    1,394,177.13x = 2,091,068.06 × 447,423.21
  4. Step 4: Simplify right side
    1,394,177.13x = 935,592,381,496.56
  5. Step 5: Solve for x
    x = 935,592,381,496.56/1,394,177.13
  6. Step 6: Final answer
    x = 671,071.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.