Home / 2,081,595.80-3,120,320.10-957,704.60

Finding the Fourth Proportional to 2,081,595.80, 3,120,320.10 and 957,704.60

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Solution

The fourth proportional to 2,081,595.80, 3,120,320.10 and 957,704.60 is: 1,435,602.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,595.80 : 3,120,320.10 = 957,704.60 : x
  2. Step 2: Convert to fraction form
    2,081,595.80/3,120,320.10 = 957,704.60/x
  3. Step 3: Cross multiply
    2,081,595.80x = 3,120,320.10 × 957,704.60
  4. Step 4: Simplify right side
    2,081,595.80x = 2,988,344,913,242.46
  5. Step 5: Solve for x
    x = 2,988,344,913,242.46/2,081,595.80
  6. Step 6: Final answer
    x = 1,435,602.87

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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.