Home / 1,396,718.52-2,094,220.36-542,793.08

Finding the Fourth Proportional to 1,396,718.52, 2,094,220.36 and 542,793.08

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Solution

The fourth proportional to 1,396,718.52, 2,094,220.36 and 542,793.08 is: 813,856.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,718.52 : 2,094,220.36 = 542,793.08 : x
  2. Step 2: Convert to fraction form
    1,396,718.52/2,094,220.36 = 542,793.08/x
  3. Step 3: Cross multiply
    1,396,718.52x = 2,094,220.36 × 542,793.08
  4. Step 4: Simplify right side
    1,396,718.52x = 1,136,728,319,403.11
  5. Step 5: Solve for x
    x = 1,136,728,319,403.11/1,396,718.52
  6. Step 6: Final answer
    x = 813,856.41

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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.