Home / 1,017,422.65-1,524,973.04-409,821.88

Finding the Fourth Proportional to 1,017,422.65, 1,524,973.04 and 409,821.88

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Solution

The fourth proportional to 1,017,422.65, 1,524,973.04 and 409,821.88 is: 614,265.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,422.65 : 1,524,973.04 = 409,821.88 : x
  2. Step 2: Convert to fraction form
    1,017,422.65/1,524,973.04 = 409,821.88/x
  3. Step 3: Cross multiply
    1,017,422.65x = 1,524,973.04 × 409,821.88
  4. Step 4: Simplify right side
    1,017,422.65x = 624,967,318,202.12
  5. Step 5: Solve for x
    x = 624,967,318,202.12/1,017,422.65
  6. Step 6: Final answer
    x = 614,265.19

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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.