Home / 1,451,323.20-2,002,750.20-878,329.20

Finding the Fourth Proportional to 1,451,323.20, 2,002,750.20 and 878,329.20

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Solution

The fourth proportional to 1,451,323.20, 2,002,750.20 and 878,329.20 is: 1,212,048.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,323.20 : 2,002,750.20 = 878,329.20 : x
  2. Step 2: Convert to fraction form
    1,451,323.20/2,002,750.20 = 878,329.20/x
  3. Step 3: Cross multiply
    1,451,323.20x = 2,002,750.20 × 878,329.20
  4. Step 4: Simplify right side
    1,451,323.20x = 1,759,073,980,965.84
  5. Step 5: Solve for x
    x = 1,759,073,980,965.84/1,451,323.20
  6. Step 6: Final answer
    x = 1,212,048.41

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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.