Home / 1,758,524.60-2,638,661.70-693,601.40

Finding the Fourth Proportional to 1,758,524.60, 2,638,661.70 and 693,601.40

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Solution

The fourth proportional to 1,758,524.60, 2,638,661.70 and 693,601.40 is: 1,040,747.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,524.60 : 2,638,661.70 = 693,601.40 : x
  2. Step 2: Convert to fraction form
    1,758,524.60/2,638,661.70 = 693,601.40/x
  3. Step 3: Cross multiply
    1,758,524.60x = 2,638,661.70 × 693,601.40
  4. Step 4: Simplify right side
    1,758,524.60x = 1,830,179,449,246.38
  5. Step 5: Solve for x
    x = 1,830,179,449,246.38/1,758,524.60
  6. Step 6: Final answer
    x = 1,040,747.14

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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.