Home / 1,350,335.70-1,863,692.42-777,707.42

Finding the Fourth Proportional to 1,350,335.70, 1,863,692.42 and 777,707.42

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Solution

The fourth proportional to 1,350,335.70, 1,863,692.42 and 777,707.42 is: 1,073,368.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,335.70 : 1,863,692.42 = 777,707.42 : x
  2. Step 2: Convert to fraction form
    1,350,335.70/1,863,692.42 = 777,707.42/x
  3. Step 3: Cross multiply
    1,350,335.70x = 1,863,692.42 × 777,707.42
  4. Step 4: Simplify right side
    1,350,335.70x = 1,449,407,410,424.76
  5. Step 5: Solve for x
    x = 1,449,407,410,424.76/1,350,335.70
  6. Step 6: Final answer
    x = 1,073,368.21

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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.