Home / 1,445,709.77-1,995,091.30-801,140.73

Finding the Fourth Proportional to 1,445,709.77, 1,995,091.30 and 801,140.73

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Solution

The fourth proportional to 1,445,709.77, 1,995,091.30 and 801,140.73 is: 1,105,580.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,709.77 : 1,995,091.30 = 801,140.73 : x
  2. Step 2: Convert to fraction form
    1,445,709.77/1,995,091.30 = 801,140.73/x
  3. Step 3: Cross multiply
    1,445,709.77x = 1,995,091.30 × 801,140.73
  4. Step 4: Simplify right side
    1,445,709.77x = 1,598,348,905,240.87
  5. Step 5: Solve for x
    x = 1,598,348,905,240.87/1,445,709.77
  6. Step 6: Final answer
    x = 1,105,580.76

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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.