Home / 1,420,955.46-1,961,787.51-924,712.20

Finding the Fourth Proportional to 1,420,955.46, 1,961,787.51 and 924,712.20

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Solution

The fourth proportional to 1,420,955.46, 1,961,787.51 and 924,712.20 is: 1,276,668.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,955.46 : 1,961,787.51 = 924,712.20 : x
  2. Step 2: Convert to fraction form
    1,420,955.46/1,961,787.51 = 924,712.20/x
  3. Step 3: Cross multiply
    1,420,955.46x = 1,961,787.51 × 924,712.20
  4. Step 4: Simplify right side
    1,420,955.46x = 1,814,088,844,304.62
  5. Step 5: Solve for x
    x = 1,814,088,844,304.62/1,420,955.46
  6. Step 6: Final answer
    x = 1,276,668.34

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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.