Home / 2,170,785.22-3,256,648.03-654,341.29

Finding the Fourth Proportional to 2,170,785.22, 3,256,648.03 and 654,341.29

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Solution

The fourth proportional to 2,170,785.22, 3,256,648.03 and 654,341.29 is: 981,653.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170,785.22 : 3,256,648.03 = 654,341.29 : x
  2. Step 2: Convert to fraction form
    2,170,785.22/3,256,648.03 = 654,341.29/x
  3. Step 3: Cross multiply
    2,170,785.22x = 3,256,648.03 × 654,341.29
  4. Step 4: Simplify right side
    2,170,785.22x = 2,130,959,265,702.47
  5. Step 5: Solve for x
    x = 2,130,959,265,702.47/2,170,785.22
  6. Step 6: Final answer
    x = 981,653.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.