Home / 3,868,899.84-5,333,454.72-2,703,728.58

Finding the Fourth Proportional to 3,868,899.84, 5,333,454.72 and 2,703,728.58

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Solution

The fourth proportional to 3,868,899.84, 5,333,454.72 and 2,703,728.58 is: 3,727,213.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,899.84 : 5,333,454.72 = 2,703,728.58 : x
  2. Step 2: Convert to fraction form
    3,868,899.84/5,333,454.72 = 2,703,728.58/x
  3. Step 3: Cross multiply
    3,868,899.84x = 5,333,454.72 × 2,703,728.58
  4. Step 4: Simplify right side
    3,868,899.84x = 14,420,213,956,599.90
  5. Step 5: Solve for x
    x = 14,420,213,956,599.90/3,868,899.84
  6. Step 6: Final answer
    x = 3,727,213.05

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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.