Home / 1,365,387.03-2,047,406.49-418,529.43

Finding the Fourth Proportional to 1,365,387.03, 2,047,406.49 and 418,529.43

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Solution

The fourth proportional to 1,365,387.03, 2,047,406.49 and 418,529.43 is: 627,587.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,387.03 : 2,047,406.49 = 418,529.43 : x
  2. Step 2: Convert to fraction form
    1,365,387.03/2,047,406.49 = 418,529.43/x
  3. Step 3: Cross multiply
    1,365,387.03x = 2,047,406.49 × 418,529.43
  4. Step 4: Simplify right side
    1,365,387.03x = 856,899,871,238.00
  5. Step 5: Solve for x
    x = 856,899,871,238.00/1,365,387.03
  6. Step 6: Final answer
    x = 627,587.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.