Home / 1,458,911.36-2,013,633.60-855,493.76

Finding the Fourth Proportional to 1,458,911.36, 2,013,633.60 and 855,493.76

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Solution

The fourth proportional to 1,458,911.36, 2,013,633.60 and 855,493.76 is: 1,180,778.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,911.36 : 2,013,633.60 = 855,493.76 : x
  2. Step 2: Convert to fraction form
    1,458,911.36/2,013,633.60 = 855,493.76/x
  3. Step 3: Cross multiply
    1,458,911.36x = 2,013,633.60 × 855,493.76
  4. Step 4: Simplify right side
    1,458,911.36x = 1,722,650,979,726.34
  5. Step 5: Solve for x
    x = 1,722,650,979,726.34/1,458,911.36
  6. Step 6: Final answer
    x = 1,180,778.37

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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.