Home / 2,108,570.60-3,162,855.90-971,330.60

Finding the Fourth Proportional to 2,108,570.60, 3,162,855.90 and 971,330.60

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Solution

The fourth proportional to 2,108,570.60, 3,162,855.90 and 971,330.60 is: 1,456,995.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,570.60 : 3,162,855.90 = 971,330.60 : x
  2. Step 2: Convert to fraction form
    2,108,570.60/3,162,855.90 = 971,330.60/x
  3. Step 3: Cross multiply
    2,108,570.60x = 3,162,855.90 × 971,330.60
  4. Step 4: Simplify right side
    2,108,570.60x = 3,072,178,719,060.54
  5. Step 5: Solve for x
    x = 3,072,178,719,060.54/2,108,570.60
  6. Step 6: Final answer
    x = 1,456,995.90

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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.