Home / 2,077,657.60-3,114,182.40-815,065.60

Finding the Fourth Proportional to 2,077,657.60, 3,114,182.40 and 815,065.60

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Solution

The fourth proportional to 2,077,657.60, 3,114,182.40 and 815,065.60 is: 1,221,694.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,657.60 : 3,114,182.40 = 815,065.60 : x
  2. Step 2: Convert to fraction form
    2,077,657.60/3,114,182.40 = 815,065.60/x
  3. Step 3: Cross multiply
    2,077,657.60x = 3,114,182.40 × 815,065.60
  4. Step 4: Simplify right side
    2,077,657.60x = 2,538,262,946,365.44
  5. Step 5: Solve for x
    x = 2,538,262,946,365.44/2,077,657.60
  6. Step 6: Final answer
    x = 1,221,694.54

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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.