Home / 1,447,032.80-1,996,910.66-802,512.56

Finding the Fourth Proportional to 1,447,032.80, 1,996,910.66 and 802,512.56

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Solution

The fourth proportional to 1,447,032.80, 1,996,910.66 and 802,512.56 is: 1,107,470.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,032.80 : 1,996,910.66 = 802,512.56 : x
  2. Step 2: Convert to fraction form
    1,447,032.80/1,996,910.66 = 802,512.56/x
  3. Step 3: Cross multiply
    1,447,032.80x = 1,996,910.66 × 802,512.56
  4. Step 4: Simplify right side
    1,447,032.80x = 1,602,545,885,847.89
  5. Step 5: Solve for x
    x = 1,602,545,885,847.89/1,447,032.80
  6. Step 6: Final answer
    x = 1,107,470.33

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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.