Home / 2,740,949.60-4,112,007.60-847,882.40

Finding the Fourth Proportional to 2,740,949.60, 4,112,007.60 and 847,882.40

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Solution

The fourth proportional to 2,740,949.60, 4,112,007.60 and 847,882.40 is: 1,272,004.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740,949.60 : 4,112,007.60 = 847,882.40 : x
  2. Step 2: Convert to fraction form
    2,740,949.60/4,112,007.60 = 847,882.40/x
  3. Step 3: Cross multiply
    2,740,949.60x = 4,112,007.60 × 847,882.40
  4. Step 4: Simplify right side
    2,740,949.60x = 3,486,498,872,706.24
  5. Step 5: Solve for x
    x = 3,486,498,872,706.24/2,740,949.60
  6. Step 6: Final answer
    x = 1,272,004.01

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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.