Home / 3,667,852.60-5,502,021.90-972,140.20

Finding the Fourth Proportional to 3,667,852.60, 5,502,021.90 and 972,140.20

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Solution

The fourth proportional to 3,667,852.60, 5,502,021.90 and 972,140.20 is: 1,458,274.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,667,852.60 : 5,502,021.90 = 972,140.20 : x
  2. Step 2: Convert to fraction form
    3,667,852.60/5,502,021.90 = 972,140.20/x
  3. Step 3: Cross multiply
    3,667,852.60x = 5,502,021.90 × 972,140.20
  4. Step 4: Simplify right side
    3,667,852.60x = 5,348,736,670,270.38
  5. Step 5: Solve for x
    x = 5,348,736,670,270.38/3,667,852.60
  6. Step 6: Final answer
    x = 1,458,274.71

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1.5x scale

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.