Home / 1,515,565.40-2,274,222.90-569,031.80

Finding the Fourth Proportional to 1,515,565.40, 2,274,222.90 and 569,031.80

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Solution

The fourth proportional to 1,515,565.40, 2,274,222.90 and 569,031.80 is: 853,876.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,565.40 : 2,274,222.90 = 569,031.80 : x
  2. Step 2: Convert to fraction form
    1,515,565.40/2,274,222.90 = 569,031.80/x
  3. Step 3: Cross multiply
    1,515,565.40x = 2,274,222.90 × 569,031.80
  4. Step 4: Simplify right side
    1,515,565.40x = 1,294,105,150,388.22
  5. Step 5: Solve for x
    x = 1,294,105,150,388.22/1,515,565.40
  6. Step 6: Final answer
    x = 853,876.15

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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.