Home / 1,623,578.28-2,240,775.72-935,117.82

Finding the Fourth Proportional to 1,623,578.28, 2,240,775.72 and 935,117.82

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Solution

The fourth proportional to 1,623,578.28, 2,240,775.72 and 935,117.82 is: 1,290,599.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,578.28 : 2,240,775.72 = 935,117.82 : x
  2. Step 2: Convert to fraction form
    1,623,578.28/2,240,775.72 = 935,117.82/x
  3. Step 3: Cross multiply
    1,623,578.28x = 2,240,775.72 × 935,117.82
  4. Step 4: Simplify right side
    1,623,578.28x = 2,095,389,306,395.33
  5. Step 5: Solve for x
    x = 2,095,389,306,395.33/1,623,578.28
  6. Step 6: Final answer
    x = 1,290,599.49

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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.