Home / 1,112,975.40-1,535,906.10-629,530.14

Finding the Fourth Proportional to 1,112,975.40, 1,535,906.10 and 629,530.14

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Solution

The fourth proportional to 1,112,975.40, 1,535,906.10 and 629,530.14 is: 868,751.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,975.40 : 1,535,906.10 = 629,530.14 : x
  2. Step 2: Convert to fraction form
    1,112,975.40/1,535,906.10 = 629,530.14/x
  3. Step 3: Cross multiply
    1,112,975.40x = 1,535,906.10 × 629,530.14
  4. Step 4: Simplify right side
    1,112,975.40x = 966,899,182,159.85
  5. Step 5: Solve for x
    x = 966,899,182,159.85/1,112,975.40
  6. Step 6: Final answer
    x = 868,751.62

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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.