Home / 5,076,397-7,005,427.86-2,784,563.16

Finding the Fourth Proportional to 5,076,397, 7,005,427.86 and 2,784,563.16

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Solution

The fourth proportional to 5,076,397, 7,005,427.86 and 2,784,563.16 is: 3,842,697.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076,397 : 7,005,427.86 = 2,784,563.16 : x
  2. Step 2: Convert to fraction form
    5,076,397/7,005,427.86 = 2,784,563.16/x
  3. Step 3: Cross multiply
    5,076,397x = 7,005,427.86 × 2,784,563.16
  4. Step 4: Simplify right side
    5,076,397x = 19,507,056,338,993.64
  5. Step 5: Solve for x
    x = 19,507,056,338,993.64/5,076,397
  6. Step 6: Final answer
    x = 3,842,697.16

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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.