Home / 1,461,240-2,192,358.96-787,391.28

Finding the Fourth Proportional to 1,461,240, 2,192,358.96 and 787,391.28

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Solution

The fourth proportional to 1,461,240, 2,192,358.96 and 787,391.28 is: 1,181,355.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,240 : 2,192,358.96 = 787,391.28 : x
  2. Step 2: Convert to fraction form
    1,461,240/2,192,358.96 = 787,391.28/x
  3. Step 3: Cross multiply
    1,461,240x = 2,192,358.96 × 787,391.28
  4. Step 4: Simplify right side
    1,461,240x = 1,726,244,327,733.87
  5. Step 5: Solve for x
    x = 1,726,244,327,733.87/1,461,240
  6. Step 6: Final answer
    x = 1,181,355.79

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1.5x scale

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.