Home / 2,656,158.48-3,981,870.90-972,868.32

Finding the Fourth Proportional to 2,656,158.48, 3,981,870.90 and 972,868.32

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Solution

The fourth proportional to 2,656,158.48, 3,981,870.90 and 972,868.32 is: 1,458,435.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,656,158.48 : 3,981,870.90 = 972,868.32 : x
  2. Step 2: Convert to fraction form
    2,656,158.48/3,981,870.90 = 972,868.32/x
  3. Step 3: Cross multiply
    2,656,158.48x = 3,981,870.90 × 972,868.32
  4. Step 4: Simplify right side
    2,656,158.48x = 3,873,836,052,939.89
  5. Step 5: Solve for x
    x = 3,873,836,052,939.89/2,656,158.48
  6. Step 6: Final answer
    x = 1,458,435.59

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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.