Home / 2,989,695.03-4,125,778.02-1,631,568.03

Finding the Fourth Proportional to 2,989,695.03, 4,125,778.02 and 1,631,568.03

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Solution

The fourth proportional to 2,989,695.03, 4,125,778.02 and 1,631,568.03 is: 2,251,563.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,695.03 : 4,125,778.02 = 1,631,568.03 : x
  2. Step 2: Convert to fraction form
    2,989,695.03/4,125,778.02 = 1,631,568.03/x
  3. Step 3: Cross multiply
    2,989,695.03x = 4,125,778.02 × 1,631,568.03
  4. Step 4: Simplify right side
    2,989,695.03x = 6,731,487,516,308.70
  5. Step 5: Solve for x
    x = 6,731,487,516,308.70/2,989,695.03
  6. Step 6: Final answer
    x = 2,251,563.27

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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.