Home / 2,996,231.60-4,494,347.40-866,385.20

Finding the Fourth Proportional to 2,996,231.60, 4,494,347.40 and 866,385.20

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Solution

The fourth proportional to 2,996,231.60, 4,494,347.40 and 866,385.20 is: 1,299,577.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,996,231.60 : 4,494,347.40 = 866,385.20 : x
  2. Step 2: Convert to fraction form
    2,996,231.60/4,494,347.40 = 866,385.20/x
  3. Step 3: Cross multiply
    2,996,231.60x = 4,494,347.40 × 866,385.20
  4. Step 4: Simplify right side
    2,996,231.60x = 3,893,836,071,018.48
  5. Step 5: Solve for x
    x = 3,893,836,071,018.48/2,996,231.60
  6. Step 6: Final answer
    x = 1,299,577.80

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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.