Home / 1,458,427.92-2,187,706.68-447,475.92

Finding the Fourth Proportional to 1,458,427.92, 2,187,706.68 and 447,475.92

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Solution

The fourth proportional to 1,458,427.92, 2,187,706.68 and 447,475.92 is: 671,233.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,427.92 : 2,187,706.68 = 447,475.92 : x
  2. Step 2: Convert to fraction form
    1,458,427.92/2,187,706.68 = 447,475.92/x
  3. Step 3: Cross multiply
    1,458,427.92x = 2,187,706.68 × 447,475.92
  4. Step 4: Simplify right side
    1,458,427.92x = 978,946,059,323.15
  5. Step 5: Solve for x
    x = 978,946,059,323.15/1,458,427.92
  6. Step 6: Final answer
    x = 671,233.76

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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.