Home / 1,941,001.61-2,678,781.54-1,166,883.06

Finding the Fourth Proportional to 1,941,001.61, 2,678,781.54 and 1,166,883.06

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Solution

The fourth proportional to 1,941,001.61, 2,678,781.54 and 1,166,883.06 is: 1,610,418.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,001.61 : 2,678,781.54 = 1,166,883.06 : x
  2. Step 2: Convert to fraction form
    1,941,001.61/2,678,781.54 = 1,166,883.06/x
  3. Step 3: Cross multiply
    1,941,001.61x = 2,678,781.54 × 1,166,883.06
  4. Step 4: Simplify right side
    1,941,001.61x = 3,125,824,781,238.39
  5. Step 5: Solve for x
    x = 3,125,824,781,238.39/1,941,001.61
  6. Step 6: Final answer
    x = 1,610,418.44

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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.