Home / 1,623,884.90-2,240,711.51-935,422.28

Finding the Fourth Proportional to 1,623,884.90, 2,240,711.51 and 935,422.28

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Solution

The fourth proportional to 1,623,884.90, 2,240,711.51 and 935,422.28 is: 1,290,738.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,884.90 : 2,240,711.51 = 935,422.28 : x
  2. Step 2: Convert to fraction form
    1,623,884.90/2,240,711.51 = 935,422.28/x
  3. Step 3: Cross multiply
    1,623,884.90x = 2,240,711.51 × 935,422.28
  4. Step 4: Simplify right side
    1,623,884.90x = 2,096,011,469,506.44
  5. Step 5: Solve for x
    x = 2,096,011,469,506.44/1,623,884.90
  6. Step 6: Final answer
    x = 1,290,738.94

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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.