Home / 2,752,042.40-4,128,063.60-1,259,050.40

Finding the Fourth Proportional to 2,752,042.40, 4,128,063.60 and 1,259,050.40

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Solution

The fourth proportional to 2,752,042.40, 4,128,063.60 and 1,259,050.40 is: 1,888,575.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752,042.40 : 4,128,063.60 = 1,259,050.40 : x
  2. Step 2: Convert to fraction form
    2,752,042.40/4,128,063.60 = 1,259,050.40/x
  3. Step 3: Cross multiply
    2,752,042.40x = 4,128,063.60 × 1,259,050.40
  4. Step 4: Simplify right side
    2,752,042.40x = 5,197,440,126,805.44
  5. Step 5: Solve for x
    x = 5,197,440,126,805.44/2,752,042.40
  6. Step 6: Final answer
    x = 1,888,575.60

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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.