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Finding the Fourth Proportional to 1,827,798.92, 2,522,441.33 and 1,012,002.62

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Solution

The fourth proportional to 1,827,798.92, 2,522,441.33 and 1,012,002.62 is: 1,396,607.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,798.92 : 2,522,441.33 = 1,012,002.62 : x
  2. Step 2: Convert to fraction form
    1,827,798.92/2,522,441.33 = 1,012,002.62/x
  3. Step 3: Cross multiply
    1,827,798.92x = 2,522,441.33 × 1,012,002.62
  4. Step 4: Simplify right side
    1,827,798.92x = 2,552,717,217,084.07
  5. Step 5: Solve for x
    x = 2,552,717,217,084.07/1,827,798.92
  6. Step 6: Final answer
    x = 1,396,607.25

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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.