Home / 1,152,241.91-1,590,842.84-1,031,175.06

Finding the Fourth Proportional to 1,152,241.91, 1,590,842.84 and 1,031,175.06

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Solution

The fourth proportional to 1,152,241.91, 1,590,842.84 and 1,031,175.06 is: 1,423,691.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,241.91 : 1,590,842.84 = 1,031,175.06 : x
  2. Step 2: Convert to fraction form
    1,152,241.91/1,590,842.84 = 1,031,175.06/x
  3. Step 3: Cross multiply
    1,152,241.91x = 1,590,842.84 × 1,031,175.06
  4. Step 4: Simplify right side
    1,152,241.91x = 1,640,437,449,866.03
  5. Step 5: Solve for x
    x = 1,640,437,449,866.03/1,152,241.91
  6. Step 6: Final answer
    x = 1,423,691.88

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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.