Home / 3,518,125.48-4,855,031.22-1,990,200.52

Finding the Fourth Proportional to 3,518,125.48, 4,855,031.22 and 1,990,200.52

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Solution

The fourth proportional to 3,518,125.48, 4,855,031.22 and 1,990,200.52 is: 2,746,486.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518,125.48 : 4,855,031.22 = 1,990,200.52 : x
  2. Step 2: Convert to fraction form
    3,518,125.48/4,855,031.22 = 1,990,200.52/x
  3. Step 3: Cross multiply
    3,518,125.48x = 4,855,031.22 × 1,990,200.52
  4. Step 4: Simplify right side
    3,518,125.48x = 9,662,485,658,660.24
  5. Step 5: Solve for x
    x = 9,662,485,658,660.24/3,518,125.48
  6. Step 6: Final answer
    x = 2,746,486.93

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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.