Home / 1,020,137.46-1,407,766.95-590,408.97

Finding the Fourth Proportional to 1,020,137.46, 1,407,766.95 and 590,408.97

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Solution

The fourth proportional to 1,020,137.46, 1,407,766.95 and 590,408.97 is: 814,751.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,137.46 : 1,407,766.95 = 590,408.97 : x
  2. Step 2: Convert to fraction form
    1,020,137.46/1,407,766.95 = 590,408.97/x
  3. Step 3: Cross multiply
    1,020,137.46x = 1,407,766.95 × 590,408.97
  4. Step 4: Simplify right side
    1,020,137.46x = 831,158,234,949.54
  5. Step 5: Solve for x
    x = 831,158,234,949.54/1,020,137.46
  6. Step 6: Final answer
    x = 814,751.21

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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.