Home / 2,159,657.32-2,980,270.11-1,192,766.80

Finding the Fourth Proportional to 2,159,657.32, 2,980,270.11 and 1,192,766.80

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Solution

The fourth proportional to 2,159,657.32, 2,980,270.11 and 1,192,766.80 is: 1,645,986.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,657.32 : 2,980,270.11 = 1,192,766.80 : x
  2. Step 2: Convert to fraction form
    2,159,657.32/2,980,270.11 = 1,192,766.80/x
  3. Step 3: Cross multiply
    2,159,657.32x = 2,980,270.11 × 1,192,766.80
  4. Step 4: Simplify right side
    2,159,657.32x = 3,554,767,242,240.35
  5. Step 5: Solve for x
    x = 3,554,767,242,240.35/2,159,657.32
  6. Step 6: Final answer
    x = 1,645,986.71

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.