Home / 2,443,816.43-3,372,455.86-1,356,085.40

Finding the Fourth Proportional to 2,443,816.43, 3,372,455.86 and 1,356,085.40

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Solution

The fourth proportional to 2,443,816.43, 3,372,455.86 and 1,356,085.40 is: 1,871,391.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,443,816.43 : 3,372,455.86 = 1,356,085.40 : x
  2. Step 2: Convert to fraction form
    2,443,816.43/3,372,455.86 = 1,356,085.40/x
  3. Step 3: Cross multiply
    2,443,816.43x = 3,372,455.86 × 1,356,085.40
  4. Step 4: Simplify right side
    2,443,816.43x = 4,573,338,152,608.02
  5. Step 5: Solve for x
    x = 4,573,338,152,608.02/2,443,816.43
  6. Step 6: Final answer
    x = 1,871,391.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.