Home / 1,112,974.39-1,535,904.72-629,529.13

Finding the Fourth Proportional to 1,112,974.39, 1,535,904.72 and 629,529.13

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Solution

The fourth proportional to 1,112,974.39, 1,535,904.72 and 629,529.13 is: 868,750.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,974.39 : 1,535,904.72 = 629,529.13 : x
  2. Step 2: Convert to fraction form
    1,112,974.39/1,535,904.72 = 629,529.13/x
  3. Step 3: Cross multiply
    1,112,974.39x = 1,535,904.72 × 629,529.13
  4. Step 4: Simplify right side
    1,112,974.39x = 966,896,762,144.49
  5. Step 5: Solve for x
    x = 966,896,762,144.49/1,112,974.39
  6. Step 6: Final answer
    x = 868,750.23

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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.