Home / 1,112,544.29-1,535,341.30-629,181.71

Finding the Fourth Proportional to 1,112,544.29, 1,535,341.30 and 629,181.71

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Solution

The fourth proportional to 1,112,544.29, 1,535,341.30 and 629,181.71 is: 868,287.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,544.29 : 1,535,341.30 = 629,181.71 : x
  2. Step 2: Convert to fraction form
    1,112,544.29/1,535,341.30 = 629,181.71/x
  3. Step 3: Cross multiply
    1,112,544.29x = 1,535,341.30 × 629,181.71
  4. Step 4: Simplify right side
    1,112,544.29x = 966,008,664,567.62
  5. Step 5: Solve for x
    x = 966,008,664,567.62/1,112,544.29
  6. Step 6: Final answer
    x = 868,287.83

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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.