Home / 1,367,850.39-1,887,647.54-747,673.28

Finding the Fourth Proportional to 1,367,850.39, 1,887,647.54 and 747,673.28

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Solution

The fourth proportional to 1,367,850.39, 1,887,647.54 and 747,673.28 is: 1,031,796.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,850.39 : 1,887,647.54 = 747,673.28 : x
  2. Step 2: Convert to fraction form
    1,367,850.39/1,887,647.54 = 747,673.28/x
  3. Step 3: Cross multiply
    1,367,850.39x = 1,887,647.54 × 747,673.28
  4. Step 4: Simplify right side
    1,367,850.39x = 1,411,343,636,441.49
  5. Step 5: Solve for x
    x = 1,411,343,636,441.49/1,367,850.39
  6. Step 6: Final answer
    x = 1,031,796.78

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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.