Home / 1,515,007.92-2,091,468.06-942,232.80

Finding the Fourth Proportional to 1,515,007.92, 2,091,468.06 and 942,232.80

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Solution

The fourth proportional to 1,515,007.92, 2,091,468.06 and 942,232.80 is: 1,300,752.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,007.92 : 2,091,468.06 = 942,232.80 : x
  2. Step 2: Convert to fraction form
    1,515,007.92/2,091,468.06 = 942,232.80/x
  3. Step 3: Cross multiply
    1,515,007.92x = 2,091,468.06 × 942,232.80
  4. Step 4: Simplify right side
    1,515,007.92x = 1,970,649,806,284.37
  5. Step 5: Solve for x
    x = 1,970,649,806,284.37/1,515,007.92
  6. Step 6: Final answer
    x = 1,300,752.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.