Home / 5,980,113.90-8,969,857.38-1,720,114.92

Finding the Fourth Proportional to 5,980,113.90, 8,969,857.38 and 1,720,114.92

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Solution

The fourth proportional to 5,980,113.90, 8,969,857.38 and 1,720,114.92 is: 2,580,082.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,980,113.90 : 8,969,857.38 = 1,720,114.92 : x
  2. Step 2: Convert to fraction form
    5,980,113.90/8,969,857.38 = 1,720,114.92/x
  3. Step 3: Cross multiply
    5,980,113.90x = 8,969,857.38 × 1,720,114.92
  4. Step 4: Simplify right side
    5,980,113.90x = 15,429,185,509,610.11
  5. Step 5: Solve for x
    x = 15,429,185,509,610.11/5,980,113.90
  6. Step 6: Final answer
    x = 2,580,082.21

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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.