Home / 4,627,257.76-6,941,209.74-1,431,963.28

Finding the Fourth Proportional to 4,627,257.76, 6,941,209.74 and 1,431,963.28

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Solution

The fourth proportional to 4,627,257.76, 6,941,209.74 and 1,431,963.28 is: 2,148,044.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,627,257.76 : 6,941,209.74 = 1,431,963.28 : x
  2. Step 2: Convert to fraction form
    4,627,257.76/6,941,209.74 = 1,431,963.28/x
  3. Step 3: Cross multiply
    4,627,257.76x = 6,941,209.74 × 1,431,963.28
  4. Step 4: Simplify right side
    4,627,257.76x = 9,939,557,466,458.35
  5. Step 5: Solve for x
    x = 9,939,557,466,458.35/4,627,257.76
  6. Step 6: Final answer
    x = 2,148,044.91

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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.