Home / 2,673,847.84-4,010,377.20-780,080.80

Finding the Fourth Proportional to 2,673,847.84, 4,010,377.20 and 780,080.80

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Solution

The fourth proportional to 2,673,847.84, 4,010,377.20 and 780,080.80 is: 1,170,006.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,673,847.84 : 4,010,377.20 = 780,080.80 : x
  2. Step 2: Convert to fraction form
    2,673,847.84/4,010,377.20 = 780,080.80/x
  3. Step 3: Cross multiply
    2,673,847.84x = 4,010,377.20 × 780,080.80
  4. Step 4: Simplify right side
    2,673,847.84x = 3,128,418,254,477.76
  5. Step 5: Solve for x
    x = 3,128,418,254,477.76/2,673,847.84
  6. Step 6: Final answer
    x = 1,170,006.09

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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.