Home / 3,667,852.10-5,502,021.15-972,139.70

Finding the Fourth Proportional to 3,667,852.10, 5,502,021.15 and 972,139.70

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Solution

The fourth proportional to 3,667,852.10, 5,502,021.15 and 972,139.70 is: 1,458,273.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,667,852.10 : 5,502,021.15 = 972,139.70 : x
  2. Step 2: Convert to fraction form
    3,667,852.10/5,502,021.15 = 972,139.70/x
  3. Step 3: Cross multiply
    3,667,852.10x = 5,502,021.15 × 972,139.70
  4. Step 4: Simplify right side
    3,667,852.10x = 5,348,733,190,154.66
  5. Step 5: Solve for x
    x = 5,348,733,190,154.66/3,667,852.10
  6. Step 6: Final answer
    x = 1,458,273.96

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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.