Home / 1,366,051.20-1,885,141.85-754,242.09

Finding the Fourth Proportional to 1,366,051.20, 1,885,141.85 and 754,242.09

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Solution

The fourth proportional to 1,366,051.20, 1,885,141.85 and 754,242.09 is: 1,040,849.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,051.20 : 1,885,141.85 = 754,242.09 : x
  2. Step 2: Convert to fraction form
    1,366,051.20/1,885,141.85 = 754,242.09/x
  3. Step 3: Cross multiply
    1,366,051.20x = 1,885,141.85 × 754,242.09
  4. Step 4: Simplify right side
    1,366,051.20x = 1,421,853,325,119.26
  5. Step 5: Solve for x
    x = 1,421,853,325,119.26/1,366,051.20
  6. Step 6: Final answer
    x = 1,040,849.22

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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.