Home / 1,407,232.71-2,110,849.05-342,275.49

Finding the Fourth Proportional to 1,407,232.71, 2,110,849.05 and 342,275.49

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Solution

The fourth proportional to 1,407,232.71, 2,110,849.05 and 342,275.49 is: 513,413.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,232.71 : 2,110,849.05 = 342,275.49 : x
  2. Step 2: Convert to fraction form
    1,407,232.71/2,110,849.05 = 342,275.49/x
  3. Step 3: Cross multiply
    1,407,232.71x = 2,110,849.05 × 342,275.49
  4. Step 4: Simplify right side
    1,407,232.71x = 722,491,892,904.78
  5. Step 5: Solve for x
    x = 722,491,892,904.78/1,407,232.71
  6. Step 6: Final answer
    x = 513,413.23

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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.