Home / 3,056,603.45-4,218,156.41-1,680,074.43

Finding the Fourth Proportional to 3,056,603.45, 4,218,156.41 and 1,680,074.43

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Solution

The fourth proportional to 3,056,603.45, 4,218,156.41 and 1,680,074.43 is: 2,318,526.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056,603.45 : 4,218,156.41 = 1,680,074.43 : x
  2. Step 2: Convert to fraction form
    3,056,603.45/4,218,156.41 = 1,680,074.43/x
  3. Step 3: Cross multiply
    3,056,603.45x = 4,218,156.41 × 1,680,074.43
  4. Step 4: Simplify right side
    3,056,603.45x = 7,086,816,701,963.14
  5. Step 5: Solve for x
    x = 7,086,816,701,963.14/3,056,603.45
  6. Step 6: Final answer
    x = 2,318,526.70

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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.