Home / 1,321,167.80-1,823,150.64-748,212.14

Finding the Fourth Proportional to 1,321,167.80, 1,823,150.64 and 748,212.14

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Solution

The fourth proportional to 1,321,167.80, 1,823,150.64 and 748,212.14 is: 1,032,498.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,167.80 : 1,823,150.64 = 748,212.14 : x
  2. Step 2: Convert to fraction form
    1,321,167.80/1,823,150.64 = 748,212.14/x
  3. Step 3: Cross multiply
    1,321,167.80x = 1,823,150.64 × 748,212.14
  4. Step 4: Simplify right side
    1,321,167.80x = 1,364,103,441,896.77
  5. Step 5: Solve for x
    x = 1,364,103,441,896.77/1,321,167.80
  6. Step 6: Final answer
    x = 1,032,498.25

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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.