Home / 1,972,406.48-2,721,894.44-1,101,254.52

Finding the Fourth Proportional to 1,972,406.48, 2,721,894.44 and 1,101,254.52

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Solution

The fourth proportional to 1,972,406.48, 2,721,894.44 and 1,101,254.52 is: 1,519,716.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,406.48 : 2,721,894.44 = 1,101,254.52 : x
  2. Step 2: Convert to fraction form
    1,972,406.48/2,721,894.44 = 1,101,254.52/x
  3. Step 3: Cross multiply
    1,972,406.48x = 2,721,894.44 × 1,101,254.52
  4. Step 4: Simplify right side
    1,972,406.48x = 2,997,498,549,506.60
  5. Step 5: Solve for x
    x = 2,997,498,549,506.60/1,972,406.48
  6. Step 6: Final answer
    x = 1,519,716.44

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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.