Home / 1,385,195.02-2,079,069.78-702,560.97

Finding the Fourth Proportional to 1,385,195.02, 2,079,069.78 and 702,560.97

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Solution

The fourth proportional to 1,385,195.02, 2,079,069.78 and 702,560.97 is: 1,054,489.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,195.02 : 2,079,069.78 = 702,560.97 : x
  2. Step 2: Convert to fraction form
    1,385,195.02/2,079,069.78 = 702,560.97/x
  3. Step 3: Cross multiply
    1,385,195.02x = 2,079,069.78 × 702,560.97
  4. Step 4: Simplify right side
    1,385,195.02x = 1,460,673,281,334.49
  5. Step 5: Solve for x
    x = 1,460,673,281,334.49/1,385,195.02
  6. Step 6: Final answer
    x = 1,054,489.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.