Home / 922,739.40-1,384,109.10-834,165.90

Finding the Fourth Proportional to 922,739.40, 1,384,109.10 and 834,165.90

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Solution

The fourth proportional to 922,739.40, 1,384,109.10 and 834,165.90 is: 1,251,248.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,739.40 : 1,384,109.10 = 834,165.90 : x
  2. Step 2: Convert to fraction form
    922,739.40/1,384,109.10 = 834,165.90/x
  3. Step 3: Cross multiply
    922,739.40x = 1,384,109.10 × 834,165.90
  4. Step 4: Simplify right side
    922,739.40x = 1,154,576,613,099.69
  5. Step 5: Solve for x
    x = 1,154,576,613,099.69/922,739.40
  6. Step 6: Final answer
    x = 1,251,248.85

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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.