Home / 1,612,411.38-2,418,966.99-490,451.22

Finding the Fourth Proportional to 1,612,411.38, 2,418,966.99 and 490,451.22

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Solution

The fourth proportional to 1,612,411.38, 2,418,966.99 and 490,451.22 is: 735,783.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,411.38 : 2,418,966.99 = 490,451.22 : x
  2. Step 2: Convert to fraction form
    1,612,411.38/2,418,966.99 = 490,451.22/x
  3. Step 3: Cross multiply
    1,612,411.38x = 2,418,966.99 × 490,451.22
  4. Step 4: Simplify right side
    1,612,411.38x = 1,186,385,307,748.46
  5. Step 5: Solve for x
    x = 1,186,385,307,748.46/1,612,411.38
  6. Step 6: Final answer
    x = 735,783.26

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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.