Home / 1,839,752.78-2,760,088.42-641,692.32

Finding the Fourth Proportional to 1,839,752.78, 2,760,088.42 and 641,692.32

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Solution

The fourth proportional to 1,839,752.78, 2,760,088.42 and 641,692.32 is: 962,698.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,752.78 : 2,760,088.42 = 641,692.32 : x
  2. Step 2: Convert to fraction form
    1,839,752.78/2,760,088.42 = 641,692.32/x
  3. Step 3: Cross multiply
    1,839,752.78x = 2,760,088.42 × 641,692.32
  4. Step 4: Simplify right side
    1,839,752.78x = 1,771,127,541,634.93
  5. Step 5: Solve for x
    x = 1,771,127,541,634.93/1,839,752.78
  6. Step 6: Final answer
    x = 962,698.66

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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.