Home / 1,257,730.62-1,886,304.33-359,149.02

Finding the Fourth Proportional to 1,257,730.62, 1,886,304.33 and 359,149.02

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Solution

The fourth proportional to 1,257,730.62, 1,886,304.33 and 359,149.02 is: 538,640.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,730.62 : 1,886,304.33 = 359,149.02 : x
  2. Step 2: Convert to fraction form
    1,257,730.62/1,886,304.33 = 359,149.02/x
  3. Step 3: Cross multiply
    1,257,730.62x = 1,886,304.33 × 359,149.02
  4. Step 4: Simplify right side
    1,257,730.62x = 677,464,351,541.26
  5. Step 5: Solve for x
    x = 677,464,351,541.26/1,257,730.62
  6. Step 6: Final answer
    x = 538,640.26

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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.