Home / 1,076,459.80-1,614,689.70-824,517.40

Finding the Fourth Proportional to 1,076,459.80, 1,614,689.70 and 824,517.40

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Solution

The fourth proportional to 1,076,459.80, 1,614,689.70 and 824,517.40 is: 1,236,776.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,459.80 : 1,614,689.70 = 824,517.40 : x
  2. Step 2: Convert to fraction form
    1,076,459.80/1,614,689.70 = 824,517.40/x
  3. Step 3: Cross multiply
    1,076,459.80x = 1,614,689.70 × 824,517.40
  4. Step 4: Simplify right side
    1,076,459.80x = 1,331,339,753,250.78
  5. Step 5: Solve for x
    x = 1,331,339,753,250.78/1,076,459.80
  6. Step 6: Final answer
    x = 1,236,776.10

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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.