Home / 1,639,586.80-2,459,380.20-967,740.40

Finding the Fourth Proportional to 1,639,586.80, 2,459,380.20 and 967,740.40

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Solution

The fourth proportional to 1,639,586.80, 2,459,380.20 and 967,740.40 is: 1,451,610.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,586.80 : 2,459,380.20 = 967,740.40 : x
  2. Step 2: Convert to fraction form
    1,639,586.80/2,459,380.20 = 967,740.40/x
  3. Step 3: Cross multiply
    1,639,586.80x = 2,459,380.20 × 967,740.40
  4. Step 4: Simplify right side
    1,639,586.80x = 2,380,041,578,500.08
  5. Step 5: Solve for x
    x = 2,380,041,578,500.08/1,639,586.80
  6. Step 6: Final answer
    x = 1,451,610.60

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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.