Home / 3,825,627.20-5,725,999.20-2,979,598.40

Finding the Fourth Proportional to 3,825,627.20, 5,725,999.20 and 2,979,598.40

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Solution

The fourth proportional to 3,825,627.20, 5,725,999.20 and 2,979,598.40 is: 4,459,707.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,825,627.20 : 5,725,999.20 = 2,979,598.40 : x
  2. Step 2: Convert to fraction form
    3,825,627.20/5,725,999.20 = 2,979,598.40/x
  3. Step 3: Cross multiply
    3,825,627.20x = 5,725,999.20 × 2,979,598.40
  4. Step 4: Simplify right side
    3,825,627.20x = 17,061,178,054,721.28
  5. Step 5: Solve for x
    x = 17,061,178,054,721.28/3,825,627.20
  6. Step 6: Final answer
    x = 4,459,707.43

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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.