Home / 1,274,864.16-1,912,278.96-434,002.08

Finding the Fourth Proportional to 1,274,864.16, 1,912,278.96 and 434,002.08

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Solution

The fourth proportional to 1,274,864.16, 1,912,278.96 and 434,002.08 is: 650,997.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,864.16 : 1,912,278.96 = 434,002.08 : x
  2. Step 2: Convert to fraction form
    1,274,864.16/1,912,278.96 = 434,002.08/x
  3. Step 3: Cross multiply
    1,274,864.16x = 1,912,278.96 × 434,002.08
  4. Step 4: Simplify right side
    1,274,864.16x = 829,933,046,180.24
  5. Step 5: Solve for x
    x = 829,933,046,180.24/1,274,864.16
  6. Step 6: Final answer
    x = 650,997.24

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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.