Home / 4,650,571.80-6,976,076.40-1,455,802.20

Finding the Fourth Proportional to 4,650,571.80, 6,976,076.40 and 1,455,802.20

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Solution

The fourth proportional to 4,650,571.80, 6,976,076.40 and 1,455,802.20 is: 2,183,771.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650,571.80 : 6,976,076.40 = 1,455,802.20 : x
  2. Step 2: Convert to fraction form
    4,650,571.80/6,976,076.40 = 1,455,802.20/x
  3. Step 3: Cross multiply
    4,650,571.80x = 6,976,076.40 × 1,455,802.20
  4. Step 4: Simplify right side
    4,650,571.80x = 10,155,787,370,488.08
  5. Step 5: Solve for x
    x = 10,155,787,370,488.08/4,650,571.80
  6. Step 6: Final answer
    x = 2,183,771.76

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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.