Home / 1,113,020.80-1,535,968.56-629,575.52

Finding the Fourth Proportional to 1,113,020.80, 1,535,968.56 and 629,575.52

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Solution

The fourth proportional to 1,113,020.80, 1,535,968.56 and 629,575.52 is: 868,814.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,020.80 : 1,535,968.56 = 629,575.52 : x
  2. Step 2: Convert to fraction form
    1,113,020.80/1,535,968.56 = 629,575.52/x
  3. Step 3: Cross multiply
    1,113,020.80x = 1,535,968.56 × 629,575.52
  4. Step 4: Simplify right side
    1,113,020.80x = 967,008,204,865.65
  5. Step 5: Solve for x
    x = 967,008,204,865.65/1,113,020.80
  6. Step 6: Final answer
    x = 868,814.14

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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.