Home / 1,365,839.35-1,884,808.90-753,978.97

Finding the Fourth Proportional to 1,365,839.35, 1,884,808.90 and 753,978.97

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Solution

The fourth proportional to 1,365,839.35, 1,884,808.90 and 753,978.97 is: 1,040,463.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,839.35 : 1,884,808.90 = 753,978.97 : x
  2. Step 2: Convert to fraction form
    1,365,839.35/1,884,808.90 = 753,978.97/x
  3. Step 3: Cross multiply
    1,365,839.35x = 1,884,808.90 × 753,978.97
  4. Step 4: Simplify right side
    1,365,839.35x = 1,421,106,279,901.33
  5. Step 5: Solve for x
    x = 1,421,106,279,901.33/1,365,839.35
  6. Step 6: Final answer
    x = 1,040,463.71

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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.