Home / 5,253,977.36-7,250,397-2,962,139.60

Finding the Fourth Proportional to 5,253,977.36, 7,250,397 and 2,962,139.60

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Solution

The fourth proportional to 5,253,977.36, 7,250,397 and 2,962,139.60 is: 4,087,700.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253,977.36 : 7,250,397 = 2,962,139.60 : x
  2. Step 2: Convert to fraction form
    5,253,977.36/7,250,397 = 2,962,139.60/x
  3. Step 3: Cross multiply
    5,253,977.36x = 7,250,397 × 2,962,139.60
  4. Step 4: Simplify right side
    5,253,977.36x = 21,476,688,069,421.20
  5. Step 5: Solve for x
    x = 21,476,688,069,421.20/5,253,977.36
  6. Step 6: Final answer
    x = 4,087,700.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.