Home / 1,039,205.10-1,558,807.65-886,989.90

Finding the Fourth Proportional to 1,039,205.10, 1,558,807.65 and 886,989.90

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Solution

The fourth proportional to 1,039,205.10, 1,558,807.65 and 886,989.90 is: 1,330,484.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,205.10 : 1,558,807.65 = 886,989.90 : x
  2. Step 2: Convert to fraction form
    1,039,205.10/1,558,807.65 = 886,989.90/x
  3. Step 3: Cross multiply
    1,039,205.10x = 1,558,807.65 × 886,989.90
  4. Step 4: Simplify right side
    1,039,205.10x = 1,382,646,641,592.73
  5. Step 5: Solve for x
    x = 1,382,646,641,592.73/1,039,205.10
  6. Step 6: Final answer
    x = 1,330,484.85

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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.