Home / 2,031,447.45-2,803,379.60-1,113,659.91

Finding the Fourth Proportional to 2,031,447.45, 2,803,379.60 and 1,113,659.91

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Solution

The fourth proportional to 2,031,447.45, 2,803,379.60 and 1,113,659.91 is: 1,536,840.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031,447.45 : 2,803,379.60 = 1,113,659.91 : x
  2. Step 2: Convert to fraction form
    2,031,447.45/2,803,379.60 = 1,113,659.91/x
  3. Step 3: Cross multiply
    2,031,447.45x = 2,803,379.60 × 1,113,659.91
  4. Step 4: Simplify right side
    2,031,447.45x = 3,122,011,480,568.21
  5. Step 5: Solve for x
    x = 3,122,011,480,568.21/2,031,447.45
  6. Step 6: Final answer
    x = 1,536,840.88

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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.