Home / 3,348,989.92-4,621,465.48-1,898,782.92

Finding the Fourth Proportional to 3,348,989.92, 4,621,465.48 and 1,898,782.92

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Solution

The fourth proportional to 3,348,989.92, 4,621,465.48 and 1,898,782.92 is: 2,620,240.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348,989.92 : 4,621,465.48 = 1,898,782.92 : x
  2. Step 2: Convert to fraction form
    3,348,989.92/4,621,465.48 = 1,898,782.92/x
  3. Step 3: Cross multiply
    3,348,989.92x = 4,621,465.48 × 1,898,782.92
  4. Step 4: Simplify right side
    3,348,989.92x = 8,775,159,718,793.60
  5. Step 5: Solve for x
    x = 8,775,159,718,793.60/3,348,989.92
  6. Step 6: Final answer
    x = 2,620,240.71

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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.