Home / 2,915,832.42-4,373,250.14-785,418.30

Finding the Fourth Proportional to 2,915,832.42, 4,373,250.14 and 785,418.30

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Solution

The fourth proportional to 2,915,832.42, 4,373,250.14 and 785,418.30 is: 1,177,993.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,832.42 : 4,373,250.14 = 785,418.30 : x
  2. Step 2: Convert to fraction form
    2,915,832.42/4,373,250.14 = 785,418.30/x
  3. Step 3: Cross multiply
    2,915,832.42x = 4,373,250.14 × 785,418.30
  4. Step 4: Simplify right side
    2,915,832.42x = 3,434,830,692,397.11
  5. Step 5: Solve for x
    x = 3,434,830,692,397.11/2,915,832.42
  6. Step 6: Final answer
    x = 1,177,993.18

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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.