Home / 2,654,407.76-3,979,089.14-1,692,162.50

Finding the Fourth Proportional to 2,654,407.76, 3,979,089.14 and 1,692,162.50

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Solution

The fourth proportional to 2,654,407.76, 3,979,089.14 and 1,692,162.50 is: 2,536,635.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,654,407.76 : 3,979,089.14 = 1,692,162.50 : x
  2. Step 2: Convert to fraction form
    2,654,407.76/3,979,089.14 = 1,692,162.50/x
  3. Step 3: Cross multiply
    2,654,407.76x = 3,979,089.14 × 1,692,162.50
  4. Step 4: Simplify right side
    2,654,407.76x = 6,733,265,426,865.25
  5. Step 5: Solve for x
    x = 6,733,265,426,865.25/2,654,407.76
  6. Step 6: Final answer
    x = 2,536,635.68

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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.