Home / 1,543,849.22-2,130,624.09-932,150.76

Finding the Fourth Proportional to 1,543,849.22, 2,130,624.09 and 932,150.76

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Solution

The fourth proportional to 1,543,849.22, 2,130,624.09 and 932,150.76 is: 1,286,435.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,849.22 : 2,130,624.09 = 932,150.76 : x
  2. Step 2: Convert to fraction form
    1,543,849.22/2,130,624.09 = 932,150.76/x
  3. Step 3: Cross multiply
    1,543,849.22x = 2,130,624.09 × 932,150.76
  4. Step 4: Simplify right side
    1,543,849.22x = 1,986,062,864,767.81
  5. Step 5: Solve for x
    x = 1,986,062,864,767.81/1,543,849.22
  6. Step 6: Final answer
    x = 1,286,435.78

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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.