Home / 1,112,908.96-1,535,849.13-629,464.66

Finding the Fourth Proportional to 1,112,908.96, 1,535,849.13 and 629,464.66

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Solution

The fourth proportional to 1,112,908.96, 1,535,849.13 and 629,464.66 is: 868,680.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,908.96 : 1,535,849.13 = 629,464.66 : x
  2. Step 2: Convert to fraction form
    1,112,908.96/1,535,849.13 = 629,464.66/x
  3. Step 3: Cross multiply
    1,112,908.96x = 1,535,849.13 × 629,464.66
  4. Step 4: Simplify right side
    1,112,908.96x = 966,762,750,426.75
  5. Step 5: Solve for x
    x = 966,762,750,426.75/1,112,908.96
  6. Step 6: Final answer
    x = 868,680.89

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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.