Home / 3,135,787.40-4,705,236.30-1,788,984.20

Finding the Fourth Proportional to 3,135,787.40, 4,705,236.30 and 1,788,984.20

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Solution

The fourth proportional to 3,135,787.40, 4,705,236.30 and 1,788,984.20 is: 2,684,363.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135,787.40 : 4,705,236.30 = 1,788,984.20 : x
  2. Step 2: Convert to fraction form
    3,135,787.40/4,705,236.30 = 1,788,984.20/x
  3. Step 3: Cross multiply
    3,135,787.40x = 4,705,236.30 × 1,788,984.20
  4. Step 4: Simplify right side
    3,135,787.40x = 8,417,593,397,966.46
  5. Step 5: Solve for x
    x = 8,417,593,397,966.46/3,135,787.40
  6. Step 6: Final answer
    x = 2,684,363.55

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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.