Home / 1,359,052.80-2,035,857.75-819,008.69

Finding the Fourth Proportional to 1,359,052.80, 2,035,857.75 and 819,008.69

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Solution

The fourth proportional to 1,359,052.80, 2,035,857.75 and 819,008.69 is: 1,226,873.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,052.80 : 2,035,857.75 = 819,008.69 : x
  2. Step 2: Convert to fraction form
    1,359,052.80/2,035,857.75 = 819,008.69/x
  3. Step 3: Cross multiply
    1,359,052.80x = 2,035,857.75 × 819,008.69
  4. Step 4: Simplify right side
    1,359,052.80x = 1,667,385,175,603.28
  5. Step 5: Solve for x
    x = 1,667,385,175,603.28/1,359,052.80
  6. Step 6: Final answer
    x = 1,226,873.00

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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.