Home / 1,050,397.28-1,448,086.68-887,728.22

Finding the Fourth Proportional to 1,050,397.28, 1,448,086.68 and 887,728.22

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Solution

The fourth proportional to 1,050,397.28, 1,448,086.68 and 887,728.22 is: 1,223,829.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,397.28 : 1,448,086.68 = 887,728.22 : x
  2. Step 2: Convert to fraction form
    1,050,397.28/1,448,086.68 = 887,728.22/x
  3. Step 3: Cross multiply
    1,050,397.28x = 1,448,086.68 × 887,728.22
  4. Step 4: Simplify right side
    1,050,397.28x = 1,285,507,410,842.11
  5. Step 5: Solve for x
    x = 1,285,507,410,842.11/1,050,397.28
  6. Step 6: Final answer
    x = 1,223,829.72

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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.