Home / 1,505,531.52-2,077,127.52-961,985.52

Finding the Fourth Proportional to 1,505,531.52, 2,077,127.52 and 961,985.52

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Solution

The fourth proportional to 1,505,531.52, 2,077,127.52 and 961,985.52 is: 1,327,216.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,531.52 : 2,077,127.52 = 961,985.52 : x
  2. Step 2: Convert to fraction form
    1,505,531.52/2,077,127.52 = 961,985.52/x
  3. Step 3: Cross multiply
    1,505,531.52x = 2,077,127.52 × 961,985.52
  4. Step 4: Simplify right side
    1,505,531.52x = 1,998,166,597,433.51
  5. Step 5: Solve for x
    x = 1,998,166,597,433.51/1,505,531.52
  6. Step 6: Final answer
    x = 1,327,216.71

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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.