Home / 1,332,866.64-1,838,608.24-816,870.44

Finding the Fourth Proportional to 1,332,866.64, 1,838,608.24 and 816,870.44

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Solution

The fourth proportional to 1,332,866.64, 1,838,608.24 and 816,870.44 is: 1,126,822.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,866.64 : 1,838,608.24 = 816,870.44 : x
  2. Step 2: Convert to fraction form
    1,332,866.64/1,838,608.24 = 816,870.44/x
  3. Step 3: Cross multiply
    1,332,866.64x = 1,838,608.24 × 816,870.44
  4. Step 4: Simplify right side
    1,332,866.64x = 1,501,904,721,996.43
  5. Step 5: Solve for x
    x = 1,501,904,721,996.43/1,332,866.64
  6. Step 6: Final answer
    x = 1,126,822.95

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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.