Home / 1,360,850.18-2,041,521.30-685,231.20

Finding the Fourth Proportional to 1,360,850.18, 2,041,521.30 and 685,231.20

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Solution

The fourth proportional to 1,360,850.18, 2,041,521.30 and 685,231.20 is: 1,027,970.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,850.18 : 2,041,521.30 = 685,231.20 : x
  2. Step 2: Convert to fraction form
    1,360,850.18/2,041,521.30 = 685,231.20/x
  3. Step 3: Cross multiply
    1,360,850.18x = 2,041,521.30 × 685,231.20
  4. Step 4: Simplify right side
    1,360,850.18x = 1,398,914,090,224.56
  5. Step 5: Solve for x
    x = 1,398,914,090,224.56/1,360,850.18
  6. Step 6: Final answer
    x = 1,027,970.69

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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.