Home / 1,103,630.88-1,523,020.56-668,058.24

Finding the Fourth Proportional to 1,103,630.88, 1,523,020.56 and 668,058.24

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Solution

The fourth proportional to 1,103,630.88, 1,523,020.56 and 668,058.24 is: 921,926.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,630.88 : 1,523,020.56 = 668,058.24 : x
  2. Step 2: Convert to fraction form
    1,103,630.88/1,523,020.56 = 668,058.24/x
  3. Step 3: Cross multiply
    1,103,630.88x = 1,523,020.56 × 668,058.24
  4. Step 4: Simplify right side
    1,103,630.88x = 1,017,466,434,797.41
  5. Step 5: Solve for x
    x = 1,017,466,434,797.41/1,103,630.88
  6. Step 6: Final answer
    x = 921,926.39

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Double scale
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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.