Home / 1,122,260.67-1,681,799.42-868,359.22

Finding the Fourth Proportional to 1,122,260.67, 1,681,799.42 and 868,359.22

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Solution

The fourth proportional to 1,122,260.67, 1,681,799.42 and 868,359.22 is: 1,301,307.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,260.67 : 1,681,799.42 = 868,359.22 : x
  2. Step 2: Convert to fraction form
    1,122,260.67/1,681,799.42 = 868,359.22/x
  3. Step 3: Cross multiply
    1,122,260.67x = 1,681,799.42 × 868,359.22
  4. Step 4: Simplify right side
    1,122,260.67x = 1,460,406,030,514.05
  5. Step 5: Solve for x
    x = 1,460,406,030,514.05/1,122,260.67
  6. Step 6: Final answer
    x = 1,301,307.33

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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.