Home / 2,521,303.20-3,782,300.40-838,231.20

Finding the Fourth Proportional to 2,521,303.20, 3,782,300.40 and 838,231.20

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Solution

The fourth proportional to 2,521,303.20, 3,782,300.40 and 838,231.20 is: 1,257,461.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521,303.20 : 3,782,300.40 = 838,231.20 : x
  2. Step 2: Convert to fraction form
    2,521,303.20/3,782,300.40 = 838,231.20/x
  3. Step 3: Cross multiply
    2,521,303.20x = 3,782,300.40 × 838,231.20
  4. Step 4: Simplify right side
    2,521,303.20x = 3,170,442,203,052.48
  5. Step 5: Solve for x
    x = 3,170,442,203,052.48/2,521,303.20
  6. Step 6: Final answer
    x = 1,257,461.70

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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.