Home / 2,970,145.40-4,455,180.48-948,363.68

Finding the Fourth Proportional to 2,970,145.40, 4,455,180.48 and 948,363.68

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Solution

The fourth proportional to 2,970,145.40, 4,455,180.48 and 948,363.68 is: 1,422,533.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,145.40 : 4,455,180.48 = 948,363.68 : x
  2. Step 2: Convert to fraction form
    2,970,145.40/4,455,180.48 = 948,363.68/x
  3. Step 3: Cross multiply
    2,970,145.40x = 4,455,180.48 × 948,363.68
  4. Step 4: Simplify right side
    2,970,145.40x = 4,225,131,355,076.97
  5. Step 5: Solve for x
    x = 4,225,131,355,076.97/2,970,145.40
  6. Step 6: Final answer
    x = 1,422,533.51

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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.