Home / 2,885,324.06-4,328,274.73-991,816.22

Finding the Fourth Proportional to 2,885,324.06, 4,328,274.73 and 991,816.22

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Solution

The fourth proportional to 2,885,324.06, 4,328,274.73 and 991,816.22 is: 1,487,823.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885,324.06 : 4,328,274.73 = 991,816.22 : x
  2. Step 2: Convert to fraction form
    2,885,324.06/4,328,274.73 = 991,816.22/x
  3. Step 3: Cross multiply
    2,885,324.06x = 4,328,274.73 × 991,816.22
  4. Step 4: Simplify right side
    2,885,324.06x = 4,292,853,081,830.12
  5. Step 5: Solve for x
    x = 4,292,853,081,830.12/2,885,324.06
  6. Step 6: Final answer
    x = 1,487,823.55

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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.