Home / 1,365,389.22-1,884,344.01-753,663.45

Finding the Fourth Proportional to 1,365,389.22, 1,884,344.01 and 753,663.45

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Solution

The fourth proportional to 1,365,389.22, 1,884,344.01 and 753,663.45 is: 1,040,114.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,389.22 : 1,884,344.01 = 753,663.45 : x
  2. Step 2: Convert to fraction form
    1,365,389.22/1,884,344.01 = 753,663.45/x
  3. Step 3: Cross multiply
    1,365,389.22x = 1,884,344.01 × 753,663.45
  4. Step 4: Simplify right side
    1,365,389.22x = 1,420,161,207,563.43
  5. Step 5: Solve for x
    x = 1,420,161,207,563.43/1,365,389.22
  6. Step 6: Final answer
    x = 1,040,114.56

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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.