Home / 3,211,117.90-4,431,340.50-1,760,838.04

Finding the Fourth Proportional to 3,211,117.90, 4,431,340.50 and 1,760,838.04

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Solution

The fourth proportional to 3,211,117.90, 4,431,340.50 and 1,760,838.04 is: 2,429,955.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,117.90 : 4,431,340.50 = 1,760,838.04 : x
  2. Step 2: Convert to fraction form
    3,211,117.90/4,431,340.50 = 1,760,838.04/x
  3. Step 3: Cross multiply
    3,211,117.90x = 4,431,340.50 × 1,760,838.04
  4. Step 4: Simplify right side
    3,211,117.90x = 7,802,872,920,592.62
  5. Step 5: Solve for x
    x = 7,802,872,920,592.62/3,211,117.90
  6. Step 6: Final answer
    x = 2,429,955.29

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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.