Home / 1,252,845.24-1,728,927.54-679,885.44

Finding the Fourth Proportional to 1,252,845.24, 1,728,927.54 and 679,885.44

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Solution

The fourth proportional to 1,252,845.24, 1,728,927.54 and 679,885.44 is: 938,242.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,845.24 : 1,728,927.54 = 679,885.44 : x
  2. Step 2: Convert to fraction form
    1,252,845.24/1,728,927.54 = 679,885.44/x
  3. Step 3: Cross multiply
    1,252,845.24x = 1,728,927.54 × 679,885.44
  4. Step 4: Simplify right side
    1,252,845.24x = 1,175,472,661,261.02
  5. Step 5: Solve for x
    x = 1,175,472,661,261.02/1,252,845.24
  6. Step 6: Final answer
    x = 938,242.51

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1.5x scale

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.