Home / 3,959,005.50-5,463,427.59-2,148,169.50

Finding the Fourth Proportional to 3,959,005.50, 5,463,427.59 and 2,148,169.50

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Solution

The fourth proportional to 3,959,005.50, 5,463,427.59 and 2,148,169.50 is: 2,964,473.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,005.50 : 5,463,427.59 = 2,148,169.50 : x
  2. Step 2: Convert to fraction form
    3,959,005.50/5,463,427.59 = 2,148,169.50/x
  3. Step 3: Cross multiply
    3,959,005.50x = 5,463,427.59 × 2,148,169.50
  4. Step 4: Simplify right side
    3,959,005.50x = 11,736,368,514,296.50
  5. Step 5: Solve for x
    x = 11,736,368,514,296.50/3,959,005.50
  6. Step 6: Final answer
    x = 2,964,473.91

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1.5x scale

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.