Home / 1,639,392.98-2,459,253.51-502,142.04

Finding the Fourth Proportional to 1,639,392.98, 2,459,253.51 and 502,142.04

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Solution

The fourth proportional to 1,639,392.98, 2,459,253.51 and 502,142.04 is: 753,263.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,392.98 : 2,459,253.51 = 502,142.04 : x
  2. Step 2: Convert to fraction form
    1,639,392.98/2,459,253.51 = 502,142.04/x
  3. Step 3: Cross multiply
    1,639,392.98x = 2,459,253.51 × 502,142.04
  4. Step 4: Simplify right side
    1,639,392.98x = 1,234,894,574,388.56
  5. Step 5: Solve for x
    x = 1,234,894,574,388.56/1,639,392.98
  6. Step 6: Final answer
    x = 753,263.31

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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.