Home / 3,182,713.71-4,774,023.72-786,558.21

Finding the Fourth Proportional to 3,182,713.71, 4,774,023.72 and 786,558.21

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Solution

The fourth proportional to 3,182,713.71, 4,774,023.72 and 786,558.21 is: 1,179,825.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182,713.71 : 4,774,023.72 = 786,558.21 : x
  2. Step 2: Convert to fraction form
    3,182,713.71/4,774,023.72 = 786,558.21/x
  3. Step 3: Cross multiply
    3,182,713.71x = 4,774,023.72 × 786,558.21
  4. Step 4: Simplify right side
    3,182,713.71x = 3,755,047,551,700.74
  5. Step 5: Solve for x
    x = 3,755,047,551,700.74/3,182,713.71
  6. Step 6: Final answer
    x = 1,179,825.74

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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.