Home / 1,996,065.60-2,994,098.40-931,215.30

Finding the Fourth Proportional to 1,996,065.60, 2,994,098.40 and 931,215.30

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Solution

The fourth proportional to 1,996,065.60, 2,994,098.40 and 931,215.30 is: 1,396,822.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,065.60 : 2,994,098.40 = 931,215.30 : x
  2. Step 2: Convert to fraction form
    1,996,065.60/2,994,098.40 = 931,215.30/x
  3. Step 3: Cross multiply
    1,996,065.60x = 2,994,098.40 × 931,215.30
  4. Step 4: Simplify right side
    1,996,065.60x = 2,788,150,239,785.52
  5. Step 5: Solve for x
    x = 2,788,150,239,785.52/1,996,065.60
  6. Step 6: Final answer
    x = 1,396,822.95

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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.