Home / 1,943,422.03-2,681,915.43-1,083,981.61

Finding the Fourth Proportional to 1,943,422.03, 2,681,915.43 and 1,083,981.61

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Solution

The fourth proportional to 1,943,422.03, 2,681,915.43 and 1,083,981.61 is: 1,495,890.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,422.03 : 2,681,915.43 = 1,083,981.61 : x
  2. Step 2: Convert to fraction form
    1,943,422.03/2,681,915.43 = 1,083,981.61/x
  3. Step 3: Cross multiply
    1,943,422.03x = 2,681,915.43 × 1,083,981.61
  4. Step 4: Simplify right side
    1,943,422.03x = 2,907,147,005,695.24
  5. Step 5: Solve for x
    x = 2,907,147,005,695.24/1,943,422.03
  6. Step 6: Final answer
    x = 1,495,890.73

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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.