Home / 2,910,528.68-4,016,741.86-1,687,150.04

Finding the Fourth Proportional to 2,910,528.68, 4,016,741.86 and 1,687,150.04

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Solution

The fourth proportional to 2,910,528.68, 4,016,741.86 and 1,687,150.04 is: 2,328,390.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910,528.68 : 4,016,741.86 = 1,687,150.04 : x
  2. Step 2: Convert to fraction form
    2,910,528.68/4,016,741.86 = 1,687,150.04/x
  3. Step 3: Cross multiply
    2,910,528.68x = 4,016,741.86 × 1,687,150.04
  4. Step 4: Simplify right side
    2,910,528.68x = 6,776,846,189,768.68
  5. Step 5: Solve for x
    x = 6,776,846,189,768.68/2,910,528.68
  6. Step 6: Final answer
    x = 2,328,390.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.