Home / 3,529,319.88-5,293,980.78-869,927.88

Finding the Fourth Proportional to 3,529,319.88, 5,293,980.78 and 869,927.88

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Solution

The fourth proportional to 3,529,319.88, 5,293,980.78 and 869,927.88 is: 1,304,892.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529,319.88 : 5,293,980.78 = 869,927.88 : x
  2. Step 2: Convert to fraction form
    3,529,319.88/5,293,980.78 = 869,927.88/x
  3. Step 3: Cross multiply
    3,529,319.88x = 5,293,980.78 × 869,927.88
  4. Step 4: Simplify right side
    3,529,319.88x = 4,605,381,476,706.15
  5. Step 5: Solve for x
    x = 4,605,381,476,706.15/3,529,319.88
  6. Step 6: Final answer
    x = 1,304,892.06

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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.