Home / 2,818,863.03-3,890,041.20-1,529,703.12

Finding the Fourth Proportional to 2,818,863.03, 3,890,041.20 and 1,529,703.12

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Solution

The fourth proportional to 2,818,863.03, 3,890,041.20 and 1,529,703.12 is: 2,110,995.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,863.03 : 3,890,041.20 = 1,529,703.12 : x
  2. Step 2: Convert to fraction form
    2,818,863.03/3,890,041.20 = 1,529,703.12/x
  3. Step 3: Cross multiply
    2,818,863.03x = 3,890,041.20 × 1,529,703.12
  4. Step 4: Simplify right side
    2,818,863.03x = 5,950,608,160,568.55
  5. Step 5: Solve for x
    x = 5,950,608,160,568.55/2,818,863.03
  6. Step 6: Final answer
    x = 2,110,995.85

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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.