Home / 1,487,940.35-2,053,226.34-825,668.82

Finding the Fourth Proportional to 1,487,940.35, 2,053,226.34 and 825,668.82

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Solution

The fourth proportional to 1,487,940.35, 2,053,226.34 and 825,668.82 is: 1,139,350.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,940.35 : 2,053,226.34 = 825,668.82 : x
  2. Step 2: Convert to fraction form
    1,487,940.35/2,053,226.34 = 825,668.82/x
  3. Step 3: Cross multiply
    1,487,940.35x = 2,053,226.34 × 825,668.82
  4. Step 4: Simplify right side
    1,487,940.35x = 1,695,284,969,340.72
  5. Step 5: Solve for x
    x = 1,695,284,969,340.72/1,487,940.35
  6. Step 6: Final answer
    x = 1,139,350.09

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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.