Home / 1,423,954.03-2,135,690.13-399,048.43

Finding the Fourth Proportional to 1,423,954.03, 2,135,690.13 and 399,048.43

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Solution

The fourth proportional to 1,423,954.03, 2,135,690.13 and 399,048.43 is: 598,505.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,954.03 : 2,135,690.13 = 399,048.43 : x
  2. Step 2: Convert to fraction form
    1,423,954.03/2,135,690.13 = 399,048.43/x
  3. Step 3: Cross multiply
    1,423,954.03x = 2,135,690.13 × 399,048.43
  4. Step 4: Simplify right side
    1,423,954.03x = 852,243,789,500.20
  5. Step 5: Solve for x
    x = 852,243,789,500.20/1,423,954.03
  6. Step 6: Final answer
    x = 598,505.13

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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.