Home / 2,097,516.60-3,143,942.10-1,151,566.20

Finding the Fourth Proportional to 2,097,516.60, 3,143,942.10 and 1,151,566.20

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Solution

The fourth proportional to 2,097,516.60, 3,143,942.10 and 1,151,566.20 is: 1,726,068.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097,516.60 : 3,143,942.10 = 1,151,566.20 : x
  2. Step 2: Convert to fraction form
    2,097,516.60/3,143,942.10 = 1,151,566.20/x
  3. Step 3: Cross multiply
    2,097,516.60x = 3,143,942.10 × 1,151,566.20
  4. Step 4: Simplify right side
    2,097,516.60x = 3,620,457,457,117.02
  5. Step 5: Solve for x
    x = 3,620,457,457,117.02/2,097,516.60
  6. Step 6: Final answer
    x = 1,726,068.56

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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.