Home / 1,508,152.26-2,081,289.85-829,105.86

Finding the Fourth Proportional to 1,508,152.26, 2,081,289.85 and 829,105.86

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Solution

The fourth proportional to 1,508,152.26, 2,081,289.85 and 829,105.86 is: 1,144,187.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,152.26 : 2,081,289.85 = 829,105.86 : x
  2. Step 2: Convert to fraction form
    1,508,152.26/2,081,289.85 = 829,105.86/x
  3. Step 3: Cross multiply
    1,508,152.26x = 2,081,289.85 × 829,105.86
  4. Step 4: Simplify right side
    1,508,152.26x = 1,725,609,610,993.52
  5. Step 5: Solve for x
    x = 1,725,609,610,993.52/1,508,152.26
  6. Step 6: Final answer
    x = 1,144,187.93

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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.