Home / 3,357,920.72-4,633,812.36-1,829,997.20

Finding the Fourth Proportional to 3,357,920.72, 4,633,812.36 and 1,829,997.20

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Solution

The fourth proportional to 3,357,920.72, 4,633,812.36 and 1,829,997.20 is: 2,525,331.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357,920.72 : 4,633,812.36 = 1,829,997.20 : x
  2. Step 2: Convert to fraction form
    3,357,920.72/4,633,812.36 = 1,829,997.20/x
  3. Step 3: Cross multiply
    3,357,920.72x = 4,633,812.36 × 1,829,997.20
  4. Step 4: Simplify right side
    3,357,920.72x = 8,479,863,644,125.39
  5. Step 5: Solve for x
    x = 8,479,863,644,125.39/3,357,920.72
  6. Step 6: Final answer
    x = 2,525,331.70

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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.