Home / 1,777,940.80-2,666,911.20-448,244.80

Finding the Fourth Proportional to 1,777,940.80, 2,666,911.20 and 448,244.80

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Solution

The fourth proportional to 1,777,940.80, 2,666,911.20 and 448,244.80 is: 672,367.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,940.80 : 2,666,911.20 = 448,244.80 : x
  2. Step 2: Convert to fraction form
    1,777,940.80/2,666,911.20 = 448,244.80/x
  3. Step 3: Cross multiply
    1,777,940.80x = 2,666,911.20 × 448,244.80
  4. Step 4: Simplify right side
    1,777,940.80x = 1,195,429,077,461.76
  5. Step 5: Solve for x
    x = 1,195,429,077,461.76/1,777,940.80
  6. Step 6: Final answer
    x = 672,367.20

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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.