Home / 2,103,263.40-3,148,674.30-1,980,229.80

Finding the Fourth Proportional to 2,103,263.40, 3,148,674.30 and 1,980,229.80

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Solution

The fourth proportional to 2,103,263.40, 3,148,674.30 and 1,980,229.80 is: 2,964,487.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,263.40 : 3,148,674.30 = 1,980,229.80 : x
  2. Step 2: Convert to fraction form
    2,103,263.40/3,148,674.30 = 1,980,229.80/x
  3. Step 3: Cross multiply
    2,103,263.40x = 3,148,674.30 × 1,980,229.80
  4. Step 4: Simplify right side
    2,103,263.40x = 6,235,098,679,354.14
  5. Step 5: Solve for x
    x = 6,235,098,679,354.14/2,103,263.40
  6. Step 6: Final answer
    x = 2,964,487.80

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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.