Home / 3,705,619.20-5,554,281.60-1,575,340.80

Finding the Fourth Proportional to 3,705,619.20, 5,554,281.60 and 1,575,340.80

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Solution

The fourth proportional to 3,705,619.20, 5,554,281.60 and 1,575,340.80 is: 2,361,248.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705,619.20 : 5,554,281.60 = 1,575,340.80 : x
  2. Step 2: Convert to fraction form
    3,705,619.20/5,554,281.60 = 1,575,340.80/x
  3. Step 3: Cross multiply
    3,705,619.20x = 5,554,281.60 × 1,575,340.80
  4. Step 4: Simplify right side
    3,705,619.20x = 8,749,886,419,169.28
  5. Step 5: Solve for x
    x = 8,749,886,419,169.28/3,705,619.20
  6. Step 6: Final answer
    x = 2,361,248.13

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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.