Home / 2,879,829.47-4,319,992.26-749,917.46

Finding the Fourth Proportional to 2,879,829.47, 4,319,992.26 and 749,917.46

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Solution

The fourth proportional to 2,879,829.47, 4,319,992.26 and 749,917.46 is: 1,124,940.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,879,829.47 : 4,319,992.26 = 749,917.46 : x
  2. Step 2: Convert to fraction form
    2,879,829.47/4,319,992.26 = 749,917.46/x
  3. Step 3: Cross multiply
    2,879,829.47x = 4,319,992.26 × 749,917.46
  4. Step 4: Simplify right side
    2,879,829.47x = 3,239,637,601,238.90
  5. Step 5: Solve for x
    x = 3,239,637,601,238.90/2,879,829.47
  6. Step 6: Final answer
    x = 1,124,940.78

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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.