Home / 924,787.20-1,385,107.20-800,371.20

Finding the Fourth Proportional to 924,787.20, 1,385,107.20 and 800,371.20

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Solution

The fourth proportional to 924,787.20, 1,385,107.20 and 800,371.20 is: 1,198,762.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,787.20 : 1,385,107.20 = 800,371.20 : x
  2. Step 2: Convert to fraction form
    924,787.20/1,385,107.20 = 800,371.20/x
  3. Step 3: Cross multiply
    924,787.20x = 1,385,107.20 × 800,371.20
  4. Step 4: Simplify right side
    924,787.20x = 1,108,599,911,792.64
  5. Step 5: Solve for x
    x = 1,108,599,911,792.64/924,787.20
  6. Step 6: Final answer
    x = 1,198,762.17

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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.