Home / 1,314,207-1,971,310.56-515,864.52

Finding the Fourth Proportional to 1,314,207, 1,971,310.56 and 515,864.52

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Solution

The fourth proportional to 1,314,207, 1,971,310.56 and 515,864.52 is: 773,796.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,207 : 1,971,310.56 = 515,864.52 : x
  2. Step 2: Convert to fraction form
    1,314,207/1,971,310.56 = 515,864.52/x
  3. Step 3: Cross multiply
    1,314,207x = 1,971,310.56 × 515,864.52
  4. Step 4: Simplify right side
    1,314,207x = 1,016,929,175,805.33
  5. Step 5: Solve for x
    x = 1,016,929,175,805.33/1,314,207
  6. Step 6: Final answer
    x = 773,796.80

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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.