Home / 1,272,760.44-1,756,416.02-699,837.52

Finding the Fourth Proportional to 1,272,760.44, 1,756,416.02 and 699,837.52

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Solution

The fourth proportional to 1,272,760.44, 1,756,416.02 and 699,837.52 is: 965,779.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,760.44 : 1,756,416.02 = 699,837.52 : x
  2. Step 2: Convert to fraction form
    1,272,760.44/1,756,416.02 = 699,837.52/x
  3. Step 3: Cross multiply
    1,272,760.44x = 1,756,416.02 × 699,837.52
  4. Step 4: Simplify right side
    1,272,760.44x = 1,229,205,831,525.07
  5. Step 5: Solve for x
    x = 1,229,205,831,525.07/1,272,760.44
  6. Step 6: Final answer
    x = 965,779.41

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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.