Home / 2,015,120.20-3,024,332.70-1,999,373.80

Finding the Fourth Proportional to 2,015,120.20, 3,024,332.70 and 1,999,373.80

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Solution

The fourth proportional to 2,015,120.20, 3,024,332.70 and 1,999,373.80 is: 3,000,700.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,120.20 : 3,024,332.70 = 1,999,373.80 : x
  2. Step 2: Convert to fraction form
    2,015,120.20/3,024,332.70 = 1,999,373.80/x
  3. Step 3: Cross multiply
    2,015,120.20x = 3,024,332.70 × 1,999,373.80
  4. Step 4: Simplify right side
    2,015,120.20x = 6,046,771,562,863.26
  5. Step 5: Solve for x
    x = 6,046,771,562,863.26/2,015,120.20
  6. Step 6: Final answer
    x = 3,000,700.19

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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.