Home / 1,835,121.80-2,752,682.70-487,281.80

Finding the Fourth Proportional to 1,835,121.80, 2,752,682.70 and 487,281.80

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Solution

The fourth proportional to 1,835,121.80, 2,752,682.70 and 487,281.80 is: 730,922.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835,121.80 : 2,752,682.70 = 487,281.80 : x
  2. Step 2: Convert to fraction form
    1,835,121.80/2,752,682.70 = 487,281.80/x
  3. Step 3: Cross multiply
    1,835,121.80x = 2,752,682.70 × 487,281.80
  4. Step 4: Simplify right side
    1,835,121.80x = 1,341,332,180,884.86
  5. Step 5: Solve for x
    x = 1,341,332,180,884.86/1,835,121.80
  6. Step 6: Final answer
    x = 730,922.70

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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.