Home / 2,358,820.80-3,538,231.20-1,011,628.80

Finding the Fourth Proportional to 2,358,820.80, 3,538,231.20 and 1,011,628.80

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Solution

The fourth proportional to 2,358,820.80, 3,538,231.20 and 1,011,628.80 is: 1,517,443.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358,820.80 : 3,538,231.20 = 1,011,628.80 : x
  2. Step 2: Convert to fraction form
    2,358,820.80/3,538,231.20 = 1,011,628.80/x
  3. Step 3: Cross multiply
    2,358,820.80x = 3,538,231.20 × 1,011,628.80
  4. Step 4: Simplify right side
    2,358,820.80x = 3,579,376,582,978.56
  5. Step 5: Solve for x
    x = 3,579,376,582,978.56/2,358,820.80
  6. Step 6: Final answer
    x = 1,517,443.20

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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.