Home / 1,314,204.78-1,971,307.17-515,862.30

Finding the Fourth Proportional to 1,314,204.78, 1,971,307.17 and 515,862.30

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Solution

The fourth proportional to 1,314,204.78, 1,971,307.17 and 515,862.30 is: 773,793.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,204.78 : 1,971,307.17 = 515,862.30 : x
  2. Step 2: Convert to fraction form
    1,314,204.78/1,971,307.17 = 515,862.30/x
  3. Step 3: Cross multiply
    1,314,204.78x = 1,971,307.17 × 515,862.30
  4. Step 4: Simplify right side
    1,314,204.78x = 1,016,923,050,722.69
  5. Step 5: Solve for x
    x = 1,016,923,050,722.69/1,314,204.78
  6. Step 6: Final answer
    x = 773,793.45

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Similar ratio
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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.