Home / 3,896,445.08-5,845,216.26-1,200,987.56

Finding the Fourth Proportional to 3,896,445.08, 5,845,216.26 and 1,200,987.56

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Solution

The fourth proportional to 3,896,445.08, 5,845,216.26 and 1,200,987.56 is: 1,801,650.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896,445.08 : 5,845,216.26 = 1,200,987.56 : x
  2. Step 2: Convert to fraction form
    3,896,445.08/5,845,216.26 = 1,200,987.56/x
  3. Step 3: Cross multiply
    3,896,445.08x = 5,845,216.26 × 1,200,987.56
  4. Step 4: Simplify right side
    3,896,445.08x = 7,020,032,013,769.73
  5. Step 5: Solve for x
    x = 7,020,032,013,769.73/3,896,445.08
  6. Step 6: Final answer
    x = 1,801,650.45

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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.