Home / 2,887,035.48-3,984,250.68-1,663,532.64

Finding the Fourth Proportional to 2,887,035.48, 3,984,250.68 and 1,663,532.64

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Solution

The fourth proportional to 2,887,035.48, 3,984,250.68 and 1,663,532.64 is: 2,295,756.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,035.48 : 3,984,250.68 = 1,663,532.64 : x
  2. Step 2: Convert to fraction form
    2,887,035.48/3,984,250.68 = 1,663,532.64/x
  3. Step 3: Cross multiply
    2,887,035.48x = 3,984,250.68 × 1,663,532.64
  4. Step 4: Simplify right side
    2,887,035.48x = 6,627,931,052,122.20
  5. Step 5: Solve for x
    x = 6,627,931,052,122.20/2,887,035.48
  6. Step 6: Final answer
    x = 2,295,756.70

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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.