Home / 3,056,601.75-4,218,154.08-1,680,072.74

Finding the Fourth Proportional to 3,056,601.75, 4,218,154.08 and 1,680,072.74

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Solution

The fourth proportional to 3,056,601.75, 4,218,154.08 and 1,680,072.74 is: 2,318,524.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056,601.75 : 4,218,154.08 = 1,680,072.74 : x
  2. Step 2: Convert to fraction form
    3,056,601.75/4,218,154.08 = 1,680,072.74/x
  3. Step 3: Cross multiply
    3,056,601.75x = 4,218,154.08 × 1,680,072.74
  4. Step 4: Simplify right side
    3,056,601.75x = 7,086,805,671,354.81
  5. Step 5: Solve for x
    x = 7,086,805,671,354.81/3,056,601.75
  6. Step 6: Final answer
    x = 2,318,524.38

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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.