Home / 1,137,610.25-1,706,696.05-338,888.69

Finding the Fourth Proportional to 1,137,610.25, 1,706,696.05 and 338,888.69

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Solution

The fourth proportional to 1,137,610.25, 1,706,696.05 and 338,888.69 is: 508,416.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,610.25 : 1,706,696.05 = 338,888.69 : x
  2. Step 2: Convert to fraction form
    1,137,610.25/1,706,696.05 = 338,888.69/x
  3. Step 3: Cross multiply
    1,137,610.25x = 1,706,696.05 × 338,888.69
  4. Step 4: Simplify right side
    1,137,610.25x = 578,379,986,918.23
  5. Step 5: Solve for x
    x = 578,379,986,918.23/1,137,610.25
  6. Step 6: Final answer
    x = 508,416.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.