Home / 2,997,378.40-4,496,067.60-975,812.80

Finding the Fourth Proportional to 2,997,378.40, 4,496,067.60 and 975,812.80

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Solution

The fourth proportional to 2,997,378.40, 4,496,067.60 and 975,812.80 is: 1,463,719.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997,378.40 : 4,496,067.60 = 975,812.80 : x
  2. Step 2: Convert to fraction form
    2,997,378.40/4,496,067.60 = 975,812.80/x
  3. Step 3: Cross multiply
    2,997,378.40x = 4,496,067.60 × 975,812.80
  4. Step 4: Simplify right side
    2,997,378.40x = 4,387,320,313,745.28
  5. Step 5: Solve for x
    x = 4,387,320,313,745.28/2,997,378.40
  6. Step 6: Final answer
    x = 1,463,719.20

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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.