Home / 5,076,419.50-7,005,458.91-2,784,585.66

Finding the Fourth Proportional to 5,076,419.50, 7,005,458.91 and 2,784,585.66

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Solution

The fourth proportional to 5,076,419.50, 7,005,458.91 and 2,784,585.66 is: 3,842,728.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076,419.50 : 7,005,458.91 = 2,784,585.66 : x
  2. Step 2: Convert to fraction form
    5,076,419.50/7,005,458.91 = 2,784,585.66/x
  3. Step 3: Cross multiply
    5,076,419.50x = 7,005,458.91 × 2,784,585.66
  4. Step 4: Simplify right side
    5,076,419.50x = 19,507,300,422,505.23
  5. Step 5: Solve for x
    x = 19,507,300,422,505.23/5,076,419.50
  6. Step 6: Final answer
    x = 3,842,728.21

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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.