Home / 2,110,162.88-2,912,025.12-1,143,299.52

Finding the Fourth Proportional to 2,110,162.88, 2,912,025.12 and 1,143,299.52

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Solution

The fourth proportional to 2,110,162.88, 2,912,025.12 and 1,143,299.52 is: 1,577,753.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,162.88 : 2,912,025.12 = 1,143,299.52 : x
  2. Step 2: Convert to fraction form
    2,110,162.88/2,912,025.12 = 1,143,299.52/x
  3. Step 3: Cross multiply
    2,110,162.88x = 2,912,025.12 × 1,143,299.52
  4. Step 4: Simplify right side
    2,110,162.88x = 3,329,316,921,923.94
  5. Step 5: Solve for x
    x = 3,329,316,921,923.94/2,110,162.88
  6. Step 6: Final answer
    x = 1,577,753.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.