Home / 2,043,447.76-2,820,045.40-1,138,029.76

Finding the Fourth Proportional to 2,043,447.76, 2,820,045.40 and 1,138,029.76

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Solution

The fourth proportional to 2,043,447.76, 2,820,045.40 and 1,138,029.76 is: 1,570,529.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043,447.76 : 2,820,045.40 = 1,138,029.76 : x
  2. Step 2: Convert to fraction form
    2,043,447.76/2,820,045.40 = 1,138,029.76/x
  3. Step 3: Cross multiply
    2,043,447.76x = 2,820,045.40 × 1,138,029.76
  4. Step 4: Simplify right side
    2,043,447.76x = 3,209,295,589,751.10
  5. Step 5: Solve for x
    x = 3,209,295,589,751.10/2,043,447.76
  6. Step 6: Final answer
    x = 1,570,529.79

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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.