Home / 2,013,419.53-2,778,519.41-1,108,001.53

Finding the Fourth Proportional to 2,013,419.53, 2,778,519.41 and 1,108,001.53

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Solution

The fourth proportional to 2,013,419.53, 2,778,519.41 and 1,108,001.53 is: 1,529,042.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013,419.53 : 2,778,519.41 = 1,108,001.53 : x
  2. Step 2: Convert to fraction form
    2,013,419.53/2,778,519.41 = 1,108,001.53/x
  3. Step 3: Cross multiply
    2,013,419.53x = 2,778,519.41 × 1,108,001.53
  4. Step 4: Simplify right side
    2,013,419.53x = 3,078,603,759,502.85
  5. Step 5: Solve for x
    x = 3,078,603,759,502.85/2,013,419.53
  6. Step 6: Final answer
    x = 1,529,042.36

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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.