Home / 3,063,652.80-4,227,955.56-1,687,056.20

Finding the Fourth Proportional to 3,063,652.80, 4,227,955.56 and 1,687,056.20

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Solution

The fourth proportional to 3,063,652.80, 4,227,955.56 and 1,687,056.20 is: 2,328,200.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063,652.80 : 4,227,955.56 = 1,687,056.20 : x
  2. Step 2: Convert to fraction form
    3,063,652.80/4,227,955.56 = 1,687,056.20/x
  3. Step 3: Cross multiply
    3,063,652.80x = 4,227,955.56 × 1,687,056.20
  4. Step 4: Simplify right side
    3,063,652.80x = 7,132,798,640,822.47
  5. Step 5: Solve for x
    x = 7,132,798,640,822.47/3,063,652.80
  6. Step 6: Final answer
    x = 2,328,200.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.