Home / 1,076,230.40-1,611,235.20-656,326.40

Finding the Fourth Proportional to 1,076,230.40, 1,611,235.20 and 656,326.40

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Solution

The fourth proportional to 1,076,230.40, 1,611,235.20 and 656,326.40 is: 982,592.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,230.40 : 1,611,235.20 = 656,326.40 : x
  2. Step 2: Convert to fraction form
    1,076,230.40/1,611,235.20 = 656,326.40/x
  3. Step 3: Cross multiply
    1,076,230.40x = 1,611,235.20 × 656,326.40
  4. Step 4: Simplify right side
    1,076,230.40x = 1,057,496,198,369.28
  5. Step 5: Solve for x
    x = 1,057,496,198,369.28/1,076,230.40
  6. Step 6: Final answer
    x = 982,592.76

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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.