Home / 1,478,052.76-2,217,083.78-413,087.80

Finding the Fourth Proportional to 1,478,052.76, 2,217,083.78 and 413,087.80

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Solution

The fourth proportional to 1,478,052.76, 2,217,083.78 and 413,087.80 is: 619,633.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,052.76 : 2,217,083.78 = 413,087.80 : x
  2. Step 2: Convert to fraction form
    1,478,052.76/2,217,083.78 = 413,087.80/x
  3. Step 3: Cross multiply
    1,478,052.76x = 2,217,083.78 × 413,087.80
  4. Step 4: Simplify right side
    1,478,052.76x = 915,850,261,095.88
  5. Step 5: Solve for x
    x = 915,850,261,095.88/1,478,052.76
  6. Step 6: Final answer
    x = 619,633.00

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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.