Home / 1,161,000.10-1,741,500.15-1,036,997.20

Finding the Fourth Proportional to 1,161,000.10, 1,741,500.15 and 1,036,997.20

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Solution

The fourth proportional to 1,161,000.10, 1,741,500.15 and 1,036,997.20 is: 1,555,495.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,000.10 : 1,741,500.15 = 1,036,997.20 : x
  2. Step 2: Convert to fraction form
    1,161,000.10/1,741,500.15 = 1,036,997.20/x
  3. Step 3: Cross multiply
    1,161,000.10x = 1,741,500.15 × 1,036,997.20
  4. Step 4: Simplify right side
    1,161,000.10x = 1,805,930,779,349.58
  5. Step 5: Solve for x
    x = 1,805,930,779,349.58/1,161,000.10
  6. Step 6: Final answer
    x = 1,555,495.80

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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.