Home / 2,645,132.40-3,962,449.80-1,445,295.60

Finding the Fourth Proportional to 2,645,132.40, 3,962,449.80 and 1,445,295.60

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Solution

The fourth proportional to 2,645,132.40, 3,962,449.80 and 1,445,295.60 is: 2,165,075.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,645,132.40 : 3,962,449.80 = 1,445,295.60 : x
  2. Step 2: Convert to fraction form
    2,645,132.40/3,962,449.80 = 1,445,295.60/x
  3. Step 3: Cross multiply
    2,645,132.40x = 3,962,449.80 × 1,445,295.60
  4. Step 4: Simplify right side
    2,645,132.40x = 5,726,911,261,160.88
  5. Step 5: Solve for x
    x = 5,726,911,261,160.88/2,645,132.40
  6. Step 6: Final answer
    x = 2,165,075.47

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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.