Home / 1,495,491.09-2,063,767.19-816,427.59

Finding the Fourth Proportional to 1,495,491.09, 2,063,767.19 and 816,427.59

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Solution

The fourth proportional to 1,495,491.09, 2,063,767.19 and 816,427.59 is: 1,126,664.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,491.09 : 2,063,767.19 = 816,427.59 : x
  2. Step 2: Convert to fraction form
    1,495,491.09/2,063,767.19 = 816,427.59/x
  3. Step 3: Cross multiply
    1,495,491.09x = 2,063,767.19 × 816,427.59
  4. Step 4: Simplify right side
    1,495,491.09x = 1,684,916,469,170.63
  5. Step 5: Solve for x
    x = 1,684,916,469,170.63/1,495,491.09
  6. Step 6: Final answer
    x = 1,126,664.33

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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.