Home / 5,276,086-7,280,999.16-2,984,197.36

Finding the Fourth Proportional to 5,276,086, 7,280,999.16 and 2,984,197.36

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Solution

The fourth proportional to 5,276,086, 7,280,999.16 and 2,984,197.36 is: 4,118,192.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276,086 : 7,280,999.16 = 2,984,197.36 : x
  2. Step 2: Convert to fraction form
    5,276,086/7,280,999.16 = 2,984,197.36/x
  3. Step 3: Cross multiply
    5,276,086x = 7,280,999.16 × 2,984,197.36
  4. Step 4: Simplify right side
    5,276,086x = 21,727,938,471,434.22
  5. Step 5: Solve for x
    x = 21,727,938,471,434.22/5,276,086
  6. Step 6: Final answer
    x = 4,118,192.63

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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.