Home / 3,454,538.15-5,174,867.59-1,720,182.93

Finding the Fourth Proportional to 3,454,538.15, 5,174,867.59 and 1,720,182.93

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Solution

The fourth proportional to 3,454,538.15, 5,174,867.59 and 1,720,182.93 is: 2,576,818.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454,538.15 : 5,174,867.59 = 1,720,182.93 : x
  2. Step 2: Convert to fraction form
    3,454,538.15/5,174,867.59 = 1,720,182.93/x
  3. Step 3: Cross multiply
    3,454,538.15x = 5,174,867.59 × 1,720,182.93
  4. Step 4: Simplify right side
    3,454,538.15x = 8,901,718,869,622.03
  5. Step 5: Solve for x
    x = 8,901,718,869,622.03/3,454,538.15
  6. Step 6: Final answer
    x = 2,576,818.80

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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.