Home / 2,047,859.10-3,074,121.45-1,206,884.70

Finding the Fourth Proportional to 2,047,859.10, 3,074,121.45 and 1,206,884.70

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Solution

The fourth proportional to 2,047,859.10, 3,074,121.45 and 1,206,884.70 is: 1,811,701.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047,859.10 : 3,074,121.45 = 1,206,884.70 : x
  2. Step 2: Convert to fraction form
    2,047,859.10/3,074,121.45 = 1,206,884.70/x
  3. Step 3: Cross multiply
    2,047,859.10x = 3,074,121.45 × 1,206,884.70
  4. Step 4: Simplify right side
    2,047,859.10x = 3,710,110,143,946.82
  5. Step 5: Solve for x
    x = 3,710,110,143,946.82/2,047,859.10
  6. Step 6: Final answer
    x = 1,811,701.86

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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.