Home / 2,654,465.66-3,979,175.80-1,692,220.67

Finding the Fourth Proportional to 2,654,465.66, 3,979,175.80 and 1,692,220.67

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Solution

The fourth proportional to 2,654,465.66, 3,979,175.80 and 1,692,220.67 is: 2,536,722.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,654,465.66 : 3,979,175.80 = 1,692,220.67 : x
  2. Step 2: Convert to fraction form
    2,654,465.66/3,979,175.80 = 1,692,220.67/x
  3. Step 3: Cross multiply
    2,654,465.66x = 3,979,175.80 × 1,692,220.67
  4. Step 4: Simplify right side
    2,654,465.66x = 6,733,643,518,427.91
  5. Step 5: Solve for x
    x = 6,733,643,518,427.91/2,654,465.66
  6. Step 6: Final answer
    x = 2,536,722.78

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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.