Home / 1,361,251.80-2,041,877.70-885,360.60

Finding the Fourth Proportional to 1,361,251.80, 2,041,877.70 and 885,360.60

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Solution

The fourth proportional to 1,361,251.80, 2,041,877.70 and 885,360.60 is: 1,328,040.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,251.80 : 2,041,877.70 = 885,360.60 : x
  2. Step 2: Convert to fraction form
    1,361,251.80/2,041,877.70 = 885,360.60/x
  3. Step 3: Cross multiply
    1,361,251.80x = 2,041,877.70 × 885,360.60
  4. Step 4: Simplify right side
    1,361,251.80x = 1,807,798,065,598.62
  5. Step 5: Solve for x
    x = 1,807,798,065,598.62/1,361,251.80
  6. Step 6: Final answer
    x = 1,328,040.90

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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.