Home / 1,462,933.44-2,018,926.62-818,315.19

Finding the Fourth Proportional to 1,462,933.44, 2,018,926.62 and 818,315.19

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Solution

The fourth proportional to 1,462,933.44, 2,018,926.62 and 818,315.19 is: 1,129,318.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,933.44 : 2,018,926.62 = 818,315.19 : x
  2. Step 2: Convert to fraction form
    1,462,933.44/2,018,926.62 = 818,315.19/x
  3. Step 3: Cross multiply
    1,462,933.44x = 2,018,926.62 × 818,315.19
  4. Step 4: Simplify right side
    1,462,933.44x = 1,652,118,320,641.36
  5. Step 5: Solve for x
    x = 1,652,118,320,641.36/1,462,933.44
  6. Step 6: Final answer
    x = 1,129,318.86

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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.