Home / 2,191,677.60-3,288,034.80-695,769.60

Finding the Fourth Proportional to 2,191,677.60, 3,288,034.80 and 695,769.60

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Solution

The fourth proportional to 2,191,677.60, 3,288,034.80 and 695,769.60 is: 1,043,818.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,677.60 : 3,288,034.80 = 695,769.60 : x
  2. Step 2: Convert to fraction form
    2,191,677.60/3,288,034.80 = 695,769.60/x
  3. Step 3: Cross multiply
    2,191,677.60x = 3,288,034.80 × 695,769.60
  4. Step 4: Simplify right side
    2,191,677.60x = 2,287,714,657,582.08
  5. Step 5: Solve for x
    x = 2,287,714,657,582.08/2,191,677.60
  6. Step 6: Final answer
    x = 1,043,818.97

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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.