Home / 985,115.66-1,477,673.48-760,803.26

Finding the Fourth Proportional to 985,115.66, 1,477,673.48 and 760,803.26

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Solution

The fourth proportional to 985,115.66, 1,477,673.48 and 760,803.26 is: 1,141,204.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,115.66 : 1,477,673.48 = 760,803.26 : x
  2. Step 2: Convert to fraction form
    985,115.66/1,477,673.48 = 760,803.26/x
  3. Step 3: Cross multiply
    985,115.66x = 1,477,673.48 × 760,803.26
  4. Step 4: Simplify right side
    985,115.66x = 1,124,218,800,799.54
  5. Step 5: Solve for x
    x = 1,124,218,800,799.54/985,115.66
  6. Step 6: Final answer
    x = 1,141,204.88

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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.