Home / 1,682,363.25-2,321,671.01-918,424.71

Finding the Fourth Proportional to 1,682,363.25, 2,321,671.01 and 918,424.71

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Solution

The fourth proportional to 1,682,363.25, 2,321,671.01 and 918,424.71 is: 1,267,431.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,363.25 : 2,321,671.01 = 918,424.71 : x
  2. Step 2: Convert to fraction form
    1,682,363.25/2,321,671.01 = 918,424.71/x
  3. Step 3: Cross multiply
    1,682,363.25x = 2,321,671.01 × 918,424.71
  4. Step 4: Simplify right side
    1,682,363.25x = 2,132,280,019,482.53
  5. Step 5: Solve for x
    x = 2,132,280,019,482.53/1,682,363.25
  6. Step 6: Final answer
    x = 1,267,431.41

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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.