Home / 1,367,627.60-2,053,126.20-862,187.60

Finding the Fourth Proportional to 1,367,627.60, 2,053,126.20 and 862,187.60

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Solution

The fourth proportional to 1,367,627.60, 2,053,126.20 and 862,187.60 is: 1,294,343.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,627.60 : 2,053,126.20 = 862,187.60 : x
  2. Step 2: Convert to fraction form
    1,367,627.60/2,053,126.20 = 862,187.60/x
  3. Step 3: Cross multiply
    1,367,627.60x = 2,053,126.20 × 862,187.60
  4. Step 4: Simplify right side
    1,367,627.60x = 1,770,179,950,875.12
  5. Step 5: Solve for x
    x = 1,770,179,950,875.12/1,367,627.60
  6. Step 6: Final answer
    x = 1,294,343.54

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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.