Home / 3,456,628.63-5,185,192.05-1,326,712.74

Finding the Fourth Proportional to 3,456,628.63, 5,185,192.05 and 1,326,712.74

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Solution

The fourth proportional to 3,456,628.63, 5,185,192.05 and 1,326,712.74 is: 1,990,164.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456,628.63 : 5,185,192.05 = 1,326,712.74 : x
  2. Step 2: Convert to fraction form
    3,456,628.63/5,185,192.05 = 1,326,712.74/x
  3. Step 3: Cross multiply
    3,456,628.63x = 5,185,192.05 × 1,326,712.74
  4. Step 4: Simplify right side
    3,456,628.63x = 6,879,260,376,501.36
  5. Step 5: Solve for x
    x = 6,879,260,376,501.36/3,456,628.63
  6. Step 6: Final answer
    x = 1,990,164.73

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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.