Home / 3,076,858.95-4,615,288.43-2,731,422.30

Finding the Fourth Proportional to 3,076,858.95, 4,615,288.43 and 2,731,422.30

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Solution

The fourth proportional to 3,076,858.95, 4,615,288.43 and 2,731,422.30 is: 4,097,133.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076,858.95 : 4,615,288.43 = 2,731,422.30 : x
  2. Step 2: Convert to fraction form
    3,076,858.95/4,615,288.43 = 2,731,422.30/x
  3. Step 3: Cross multiply
    3,076,858.95x = 4,615,288.43 × 2,731,422.30
  4. Step 4: Simplify right side
    3,076,858.95x = 12,606,301,724,976.88
  5. Step 5: Solve for x
    x = 12,606,301,724,976.88/3,076,858.95
  6. Step 6: Final answer
    x = 4,097,133.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.