Home / 1,076,724.32-1,485,867.68-611,575.04

Finding the Fourth Proportional to 1,076,724.32, 1,485,867.68 and 611,575.04

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Solution

The fourth proportional to 1,076,724.32, 1,485,867.68 and 611,575.04 is: 843,966.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,724.32 : 1,485,867.68 = 611,575.04 : x
  2. Step 2: Convert to fraction form
    1,076,724.32/1,485,867.68 = 611,575.04/x
  3. Step 3: Cross multiply
    1,076,724.32x = 1,485,867.68 × 611,575.04
  4. Step 4: Simplify right side
    1,076,724.32x = 908,719,585,830.71
  5. Step 5: Solve for x
    x = 908,719,585,830.71/1,076,724.32
  6. Step 6: Final answer
    x = 843,966.81

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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.