Home / 3,169,871.60-4,754,807.40-2,101,449.20

Finding the Fourth Proportional to 3,169,871.60, 4,754,807.40 and 2,101,449.20

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Solution

The fourth proportional to 3,169,871.60, 4,754,807.40 and 2,101,449.20 is: 3,152,173.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169,871.60 : 4,754,807.40 = 2,101,449.20 : x
  2. Step 2: Convert to fraction form
    3,169,871.60/4,754,807.40 = 2,101,449.20/x
  3. Step 3: Cross multiply
    3,169,871.60x = 4,754,807.40 × 2,101,449.20
  4. Step 4: Simplify right side
    3,169,871.60x = 9,991,986,206,884.08
  5. Step 5: Solve for x
    x = 9,991,986,206,884.08/3,169,871.60
  6. Step 6: Final answer
    x = 3,152,173.80

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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.