Home / 3,398,977.44-4,689,532.34-1,928,642.76

Finding the Fourth Proportional to 3,398,977.44, 4,689,532.34 and 1,928,642.76

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Solution

The fourth proportional to 3,398,977.44, 4,689,532.34 and 1,928,642.76 is: 2,660,927.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398,977.44 : 4,689,532.34 = 1,928,642.76 : x
  2. Step 2: Convert to fraction form
    3,398,977.44/4,689,532.34 = 1,928,642.76/x
  3. Step 3: Cross multiply
    3,398,977.44x = 4,689,532.34 × 1,928,642.76
  4. Step 4: Simplify right side
    3,398,977.44x = 9,044,432,595,326.86
  5. Step 5: Solve for x
    x = 9,044,432,595,326.86/3,398,977.44
  6. Step 6: Final answer
    x = 2,660,927.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.