Home / 1,463,019.01-2,018,969.19-818,449.98

Finding the Fourth Proportional to 1,463,019.01, 2,018,969.19 and 818,449.98

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Solution

The fourth proportional to 1,463,019.01, 2,018,969.19 and 818,449.98 is: 1,129,462.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,019.01 : 2,018,969.19 = 818,449.98 : x
  2. Step 2: Convert to fraction form
    1,463,019.01/2,018,969.19 = 818,449.98/x
  3. Step 3: Cross multiply
    1,463,019.01x = 2,018,969.19 × 818,449.98
  4. Step 4: Simplify right side
    1,463,019.01x = 1,652,425,293,176.12
  5. Step 5: Solve for x
    x = 1,652,425,293,176.12/1,463,019.01
  6. Step 6: Final answer
    x = 1,129,462.63

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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.