Home / 1,414,199.95-1,951,640.19-802,378.46

Finding the Fourth Proportional to 1,414,199.95, 1,951,640.19 and 802,378.46

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Solution

The fourth proportional to 1,414,199.95, 1,951,640.19 and 802,378.46 is: 1,107,307.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,199.95 : 1,951,640.19 = 802,378.46 : x
  2. Step 2: Convert to fraction form
    1,414,199.95/1,951,640.19 = 802,378.46/x
  3. Step 3: Cross multiply
    1,414,199.95x = 1,951,640.19 × 802,378.46
  4. Step 4: Simplify right side
    1,414,199.95x = 1,565,954,055,005.41
  5. Step 5: Solve for x
    x = 1,565,954,055,005.41/1,414,199.95
  6. Step 6: Final answer
    x = 1,107,307.39

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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.