Home / 1,591,277.34-2,196,010.14-979,782.91

Finding the Fourth Proportional to 1,591,277.34, 2,196,010.14 and 979,782.91

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Solution

The fourth proportional to 1,591,277.34, 2,196,010.14 and 979,782.91 is: 1,352,129.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,277.34 : 2,196,010.14 = 979,782.91 : x
  2. Step 2: Convert to fraction form
    1,591,277.34/2,196,010.14 = 979,782.91/x
  3. Step 3: Cross multiply
    1,591,277.34x = 2,196,010.14 × 979,782.91
  4. Step 4: Simplify right side
    1,591,277.34x = 2,151,613,205,358.71
  5. Step 5: Solve for x
    x = 2,151,613,205,358.71/1,591,277.34
  6. Step 6: Final answer
    x = 1,352,129.61

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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.