Home / 1,315,192.41-1,972,622.28-416,725.29

Finding the Fourth Proportional to 1,315,192.41, 1,972,622.28 and 416,725.29

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Solution

The fourth proportional to 1,315,192.41, 1,972,622.28 and 416,725.29 is: 625,035.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,192.41 : 1,972,622.28 = 416,725.29 : x
  2. Step 2: Convert to fraction form
    1,315,192.41/1,972,622.28 = 416,725.29/x
  3. Step 3: Cross multiply
    1,315,192.41x = 1,972,622.28 × 416,725.29
  4. Step 4: Simplify right side
    1,315,192.41x = 822,041,591,693.46
  5. Step 5: Solve for x
    x = 822,041,591,693.46/1,315,192.41
  6. Step 6: Final answer
    x = 625,035.23

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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.