Home / 1,233,679.80-1,850,714.10-392,316.60

Finding the Fourth Proportional to 1,233,679.80, 1,850,714.10 and 392,316.60

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Solution

The fourth proportional to 1,233,679.80, 1,850,714.10 and 392,316.60 is: 588,536.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,679.80 : 1,850,714.10 = 392,316.60 : x
  2. Step 2: Convert to fraction form
    1,233,679.80/1,850,714.10 = 392,316.60/x
  3. Step 3: Cross multiply
    1,233,679.80x = 1,850,714.10 × 392,316.60
  4. Step 4: Simplify right side
    1,233,679.80x = 726,065,863,284.06
  5. Step 5: Solve for x
    x = 726,065,863,284.06/1,233,679.80
  6. Step 6: Final answer
    x = 588,536.72

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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.