Home / 5,076,398-7,005,429.24-2,784,564.16

Finding the Fourth Proportional to 5,076,398, 7,005,429.24 and 2,784,564.16

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Solution

The fourth proportional to 5,076,398, 7,005,429.24 and 2,784,564.16 is: 3,842,698.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076,398 : 7,005,429.24 = 2,784,564.16 : x
  2. Step 2: Convert to fraction form
    5,076,398/7,005,429.24 = 2,784,564.16/x
  3. Step 3: Cross multiply
    5,076,398x = 7,005,429.24 × 2,784,564.16
  4. Step 4: Simplify right side
    5,076,398x = 19,507,067,187,120.04
  5. Step 5: Solve for x
    x = 19,507,067,187,120.04/5,076,398
  6. Step 6: Final answer
    x = 3,842,698.54

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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.