Home / 2,669,371.40-4,004,243.84-1,071,934.45

Finding the Fourth Proportional to 2,669,371.40, 4,004,243.84 and 1,071,934.45

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Solution

The fourth proportional to 2,669,371.40, 4,004,243.84 and 1,071,934.45 is: 1,607,976.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,371.40 : 4,004,243.84 = 1,071,934.45 : x
  2. Step 2: Convert to fraction form
    2,669,371.40/4,004,243.84 = 1,071,934.45/x
  3. Step 3: Cross multiply
    2,669,371.40x = 4,004,243.84 × 1,071,934.45
  4. Step 4: Simplify right side
    2,669,371.40x = 4,292,286,918,296.29
  5. Step 5: Solve for x
    x = 4,292,286,918,296.29/2,669,371.40
  6. Step 6: Final answer
    x = 1,607,976.66

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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.