Home / 1,338,805.26-1,847,089.58-855,653.22

Finding the Fourth Proportional to 1,338,805.26, 1,847,089.58 and 855,653.22

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Solution

The fourth proportional to 1,338,805.26, 1,847,089.58 and 855,653.22 is: 1,180,506.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,805.26 : 1,847,089.58 = 855,653.22 : x
  2. Step 2: Convert to fraction form
    1,338,805.26/1,847,089.58 = 855,653.22/x
  3. Step 3: Cross multiply
    1,338,805.26x = 1,847,089.58 × 855,653.22
  4. Step 4: Simplify right side
    1,338,805.26x = 1,580,468,142,477.18
  5. Step 5: Solve for x
    x = 1,580,468,142,477.18/1,338,805.26
  6. Step 6: Final answer
    x = 1,180,506.37

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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.