Home / 1,808,956.71-2,496,430.46-993,194.78

Finding the Fourth Proportional to 1,808,956.71, 2,496,430.46 and 993,194.78

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Solution

The fourth proportional to 1,808,956.71, 2,496,430.46 and 993,194.78 is: 1,370,647.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,956.71 : 2,496,430.46 = 993,194.78 : x
  2. Step 2: Convert to fraction form
    1,808,956.71/2,496,430.46 = 993,194.78/x
  3. Step 3: Cross multiply
    1,808,956.71x = 2,496,430.46 × 993,194.78
  4. Step 4: Simplify right side
    1,808,956.71x = 2,479,441,691,505.83
  5. Step 5: Solve for x
    x = 2,479,441,691,505.83/1,808,956.71
  6. Step 6: Final answer
    x = 1,370,647.33

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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.