Home / 2,080,160.40-3,116,741.40-1,779,229.20

Finding the Fourth Proportional to 2,080,160.40, 3,116,741.40 and 1,779,229.20

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Solution

The fourth proportional to 2,080,160.40, 3,116,741.40 and 1,779,229.20 is: 2,665,850.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,160.40 : 3,116,741.40 = 1,779,229.20 : x
  2. Step 2: Convert to fraction form
    2,080,160.40/3,116,741.40 = 1,779,229.20/x
  3. Step 3: Cross multiply
    2,080,160.40x = 3,116,741.40 × 1,779,229.20
  4. Step 4: Simplify right side
    2,080,160.40x = 5,545,397,307,728.88
  5. Step 5: Solve for x
    x = 5,545,397,307,728.88/2,080,160.40
  6. Step 6: Final answer
    x = 2,665,850.82

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1.5x scale

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.