Home / 2,859,858-4,290,377.76-838,168.20

Finding the Fourth Proportional to 2,859,858, 4,290,377.76 and 838,168.20

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Solution

The fourth proportional to 2,859,858, 4,290,377.76 and 838,168.20 is: 1,257,425.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,858 : 4,290,377.76 = 838,168.20 : x
  2. Step 2: Convert to fraction form
    2,859,858/4,290,377.76 = 838,168.20/x
  3. Step 3: Cross multiply
    2,859,858x = 4,290,377.76 × 838,168.20
  4. Step 4: Simplify right side
    2,859,858x = 3,596,058,204,419.23
  5. Step 5: Solve for x
    x = 3,596,058,204,419.23/2,859,858
  6. Step 6: Final answer
    x = 1,257,425.44

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1.5x scale

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.