Home / 2,930,674.40-4,396,011.60-1,974,080.60

Finding the Fourth Proportional to 2,930,674.40, 4,396,011.60 and 1,974,080.60

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Solution

The fourth proportional to 2,930,674.40, 4,396,011.60 and 1,974,080.60 is: 2,961,120.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,674.40 : 4,396,011.60 = 1,974,080.60 : x
  2. Step 2: Convert to fraction form
    2,930,674.40/4,396,011.60 = 1,974,080.60/x
  3. Step 3: Cross multiply
    2,930,674.40x = 4,396,011.60 × 1,974,080.60
  4. Step 4: Simplify right side
    2,930,674.40x = 8,678,081,216,934.96
  5. Step 5: Solve for x
    x = 8,678,081,216,934.96/2,930,674.40
  6. Step 6: Final answer
    x = 2,961,120.90

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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.