Home / 1,314,143.10-1,971,214.65-515,450.70

Finding the Fourth Proportional to 1,314,143.10, 1,971,214.65 and 515,450.70

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Solution

The fourth proportional to 1,314,143.10, 1,971,214.65 and 515,450.70 is: 773,176.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,143.10 : 1,971,214.65 = 515,450.70 : x
  2. Step 2: Convert to fraction form
    1,314,143.10/1,971,214.65 = 515,450.70/x
  3. Step 3: Cross multiply
    1,314,143.10x = 1,971,214.65 × 515,450.70
  4. Step 4: Simplify right side
    1,314,143.10x = 1,016,063,971,192.76
  5. Step 5: Solve for x
    x = 1,016,063,971,192.76/1,314,143.10
  6. Step 6: Final answer
    x = 773,176.05

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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.