Home / 1,342,257.72-2,013,386.97-1,105,102.26

Finding the Fourth Proportional to 1,342,257.72, 2,013,386.97 and 1,105,102.26

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Solution

The fourth proportional to 1,342,257.72, 2,013,386.97 and 1,105,102.26 is: 1,657,653.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,257.72 : 2,013,386.97 = 1,105,102.26 : x
  2. Step 2: Convert to fraction form
    1,342,257.72/2,013,386.97 = 1,105,102.26/x
  3. Step 3: Cross multiply
    1,342,257.72x = 2,013,386.97 × 1,105,102.26
  4. Step 4: Simplify right side
    1,342,257.72x = 2,224,998,490,801.55
  5. Step 5: Solve for x
    x = 2,224,998,490,801.55/1,342,257.72
  6. Step 6: Final answer
    x = 1,657,653.71

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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.