Home / 2,772,053.60-4,158,080.40-1,876,258.40

Finding the Fourth Proportional to 2,772,053.60, 4,158,080.40 and 1,876,258.40

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Solution

The fourth proportional to 2,772,053.60, 4,158,080.40 and 1,876,258.40 is: 2,814,387.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,053.60 : 4,158,080.40 = 1,876,258.40 : x
  2. Step 2: Convert to fraction form
    2,772,053.60/4,158,080.40 = 1,876,258.40/x
  3. Step 3: Cross multiply
    2,772,053.60x = 4,158,080.40 × 1,876,258.40
  4. Step 4: Simplify right side
    2,772,053.60x = 7,801,633,278,375.36
  5. Step 5: Solve for x
    x = 7,801,633,278,375.36/2,772,053.60
  6. Step 6: Final answer
    x = 2,814,387.60

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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.