Home / 2,786,045.05-4,179,068.51-1,839,194.34

Finding the Fourth Proportional to 2,786,045.05, 4,179,068.51 and 1,839,194.34

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Solution

The fourth proportional to 2,786,045.05, 4,179,068.51 and 1,839,194.34 is: 2,758,792.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,786,045.05 : 4,179,068.51 = 1,839,194.34 : x
  2. Step 2: Convert to fraction form
    2,786,045.05/4,179,068.51 = 1,839,194.34/x
  3. Step 3: Cross multiply
    2,786,045.05x = 4,179,068.51 × 1,839,194.34
  4. Step 4: Simplify right side
    2,786,045.05x = 7,686,119,125,196.75
  5. Step 5: Solve for x
    x = 7,686,119,125,196.75/2,786,045.05
  6. Step 6: Final answer
    x = 2,758,792.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.