Home / 2,989,540.60-4,175,909-2,989,540.60

Finding the Fourth Proportional to 2,989,540.60, 4,175,909 and 2,989,540.60

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Solution

The fourth proportional to 2,989,540.60, 4,175,909 and 2,989,540.60 is: 4,175,909

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,540.60 : 4,175,909 = 2,989,540.60 : x
  2. Step 2: Convert to fraction form
    2,989,540.60/4,175,909 = 2,989,540.60/x
  3. Step 3: Cross multiply
    2,989,540.60x = 4,175,909 × 2,989,540.60
  4. Step 4: Simplify right side
    2,989,540.60x = 12,484,049,497,405.40
  5. Step 5: Solve for x
    x = 12,484,049,497,405.40/2,989,540.60
  6. Step 6: Final answer
    x = 4,175,909

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.