Home / 2,752,495.20-4,128,742.80-731,051.10

Finding the Fourth Proportional to 2,752,495.20, 4,128,742.80 and 731,051.10

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Solution

The fourth proportional to 2,752,495.20, 4,128,742.80 and 731,051.10 is: 1,096,576.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752,495.20 : 4,128,742.80 = 731,051.10 : x
  2. Step 2: Convert to fraction form
    2,752,495.20/4,128,742.80 = 731,051.10/x
  3. Step 3: Cross multiply
    2,752,495.20x = 4,128,742.80 × 731,051.10
  4. Step 4: Simplify right side
    2,752,495.20x = 3,018,321,965,557.08
  5. Step 5: Solve for x
    x = 3,018,321,965,557.08/2,752,495.20
  6. Step 6: Final answer
    x = 1,096,576.65

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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.