Home / 1,445,966.20-1,995,433.50-801,427.96

Finding the Fourth Proportional to 1,445,966.20, 1,995,433.50 and 801,427.96

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Solution

The fourth proportional to 1,445,966.20, 1,995,433.50 and 801,427.96 is: 1,105,970.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,966.20 : 1,995,433.50 = 801,427.96 : x
  2. Step 2: Convert to fraction form
    1,445,966.20/1,995,433.50 = 801,427.96/x
  3. Step 3: Cross multiply
    1,445,966.20x = 1,995,433.50 × 801,427.96
  4. Step 4: Simplify right side
    1,445,966.20x = 1,599,196,199,220.66
  5. Step 5: Solve for x
    x = 1,599,196,199,220.66/1,445,966.20
  6. Step 6: Final answer
    x = 1,105,970.66

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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.