Home / 1,101,302.19-1,519,820.42-617,902.29

Finding the Fourth Proportional to 1,101,302.19, 1,519,820.42 and 617,902.29

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Solution

The fourth proportional to 1,101,302.19, 1,519,820.42 and 617,902.29 is: 852,718.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,302.19 : 1,519,820.42 = 617,902.29 : x
  2. Step 2: Convert to fraction form
    1,101,302.19/1,519,820.42 = 617,902.29/x
  3. Step 3: Cross multiply
    1,101,302.19x = 1,519,820.42 × 617,902.29
  4. Step 4: Simplify right side
    1,101,302.19x = 939,100,514,817.25
  5. Step 5: Solve for x
    x = 939,100,514,817.25/1,101,302.19
  6. Step 6: Final answer
    x = 852,718.29

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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.