Home / 3,182,716.68-4,392,144.65-1,732,407.63

Finding the Fourth Proportional to 3,182,716.68, 4,392,144.65 and 1,732,407.63

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Solution

The fourth proportional to 3,182,716.68, 4,392,144.65 and 1,732,407.63 is: 2,390,720.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182,716.68 : 4,392,144.65 = 1,732,407.63 : x
  2. Step 2: Convert to fraction form
    3,182,716.68/4,392,144.65 = 1,732,407.63/x
  3. Step 3: Cross multiply
    3,182,716.68x = 4,392,144.65 × 1,732,407.63
  4. Step 4: Simplify right side
    3,182,716.68x = 7,608,984,895,061.64
  5. Step 5: Solve for x
    x = 7,608,984,895,061.64/3,182,716.68
  6. Step 6: Final answer
    x = 2,390,720.15

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1.5x scale

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.