Home / 1,838,915.64-2,758,345.77-827,323.23

Finding the Fourth Proportional to 1,838,915.64, 2,758,345.77 and 827,323.23

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Solution

The fourth proportional to 1,838,915.64, 2,758,345.77 and 827,323.23 is: 1,240,972.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,915.64 : 2,758,345.77 = 827,323.23 : x
  2. Step 2: Convert to fraction form
    1,838,915.64/2,758,345.77 = 827,323.23/x
  3. Step 3: Cross multiply
    1,838,915.64x = 2,758,345.77 × 827,323.23
  4. Step 4: Simplify right side
    1,838,915.64x = 2,282,043,531,893.24
  5. Step 5: Solve for x
    x = 2,282,043,531,893.24/1,838,915.64
  6. Step 6: Final answer
    x = 1,240,972.39

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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.