Home / 1,423,084.01-1,963,902.47-811,225.62

Finding the Fourth Proportional to 1,423,084.01, 1,963,902.47 and 811,225.62

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Solution

The fourth proportional to 1,423,084.01, 1,963,902.47 and 811,225.62 is: 1,119,517.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,084.01 : 1,963,902.47 = 811,225.62 : x
  2. Step 2: Convert to fraction form
    1,423,084.01/1,963,902.47 = 811,225.62/x
  3. Step 3: Cross multiply
    1,423,084.01x = 1,963,902.47 × 811,225.62
  4. Step 4: Simplify right side
    1,423,084.01x = 1,593,167,994,789.15
  5. Step 5: Solve for x
    x = 1,593,167,994,789.15/1,423,084.01
  6. Step 6: Final answer
    x = 1,119,517.88

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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.