Home / 1,112,927.45-1,535,839.97-629,482.19

Finding the Fourth Proportional to 1,112,927.45, 1,535,839.97 and 629,482.19

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Solution

The fourth proportional to 1,112,927.45, 1,535,839.97 and 629,482.19 is: 868,685.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,927.45 : 1,535,839.97 = 629,482.19 : x
  2. Step 2: Convert to fraction form
    1,112,927.45/1,535,839.97 = 629,482.19/x
  3. Step 3: Cross multiply
    1,112,927.45x = 1,535,839.97 × 629,482.19
  4. Step 4: Simplify right side
    1,112,927.45x = 966,783,896,978.52
  5. Step 5: Solve for x
    x = 966,783,896,978.52/1,112,927.45
  6. Step 6: Final answer
    x = 868,685.47

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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.