Home / 1,462,641.95-2,018,549.07-818,122.11

Finding the Fourth Proportional to 1,462,641.95, 2,018,549.07 and 818,122.11

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Solution

The fourth proportional to 1,462,641.95, 2,018,549.07 and 818,122.11 is: 1,129,066.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,641.95 : 2,018,549.07 = 818,122.11 : x
  2. Step 2: Convert to fraction form
    1,462,641.95/2,018,549.07 = 818,122.11/x
  3. Step 3: Cross multiply
    1,462,641.95x = 2,018,549.07 × 818,122.11
  4. Step 4: Simplify right side
    1,462,641.95x = 1,651,419,624,286.94
  5. Step 5: Solve for x
    x = 1,651,419,624,286.94/1,462,641.95
  6. Step 6: Final answer
    x = 1,129,066.23

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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.