Home / 1,632,195.40-2,445,340.65-1,395,999.40

Finding the Fourth Proportional to 1,632,195.40, 2,445,340.65 and 1,395,999.40

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Solution

The fourth proportional to 1,632,195.40, 2,445,340.65 and 1,395,999.40 is: 2,091,473.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632,195.40 : 2,445,340.65 = 1,395,999.40 : x
  2. Step 2: Convert to fraction form
    1,632,195.40/2,445,340.65 = 1,395,999.40/x
  3. Step 3: Cross multiply
    1,632,195.40x = 2,445,340.65 × 1,395,999.40
  4. Step 4: Simplify right side
    1,632,195.40x = 3,413,694,080,195.61
  5. Step 5: Solve for x
    x = 3,413,694,080,195.61/1,632,195.40
  6. Step 6: Final answer
    x = 2,091,473.90

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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.