Home / 2,445,206.40-3,667,971.60-648,064.80

Finding the Fourth Proportional to 2,445,206.40, 3,667,971.60 and 648,064.80

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Solution

The fourth proportional to 2,445,206.40, 3,667,971.60 and 648,064.80 is: 972,140.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445,206.40 : 3,667,971.60 = 648,064.80 : x
  2. Step 2: Convert to fraction form
    2,445,206.40/3,667,971.60 = 648,064.80/x
  3. Step 3: Cross multiply
    2,445,206.40x = 3,667,971.60 × 648,064.80
  4. Step 4: Simplify right side
    2,445,206.40x = 2,377,083,281,359.68
  5. Step 5: Solve for x
    x = 2,377,083,281,359.68/2,445,206.40
  6. Step 6: Final answer
    x = 972,140.14

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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.