Home / 1,192,890.47-1,776,701.48-1,187,077.82

Finding the Fourth Proportional to 1,192,890.47, 1,776,701.48 and 1,187,077.82

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Solution

The fourth proportional to 1,192,890.47, 1,776,701.48 and 1,187,077.82 is: 1,768,044.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,890.47 : 1,776,701.48 = 1,187,077.82 : x
  2. Step 2: Convert to fraction form
    1,192,890.47/1,776,701.48 = 1,187,077.82/x
  3. Step 3: Cross multiply
    1,192,890.47x = 1,776,701.48 × 1,187,077.82
  4. Step 4: Simplify right side
    1,192,890.47x = 2,109,082,904,850.28
  5. Step 5: Solve for x
    x = 2,109,082,904,850.28/1,192,890.47
  6. Step 6: Final answer
    x = 1,768,044.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.