Home / 2,076,892.60-3,115,557.66-862,331.32

Finding the Fourth Proportional to 2,076,892.60, 3,115,557.66 and 862,331.32

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Solution

The fourth proportional to 2,076,892.60, 3,115,557.66 and 862,331.32 is: 1,293,587.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,892.60 : 3,115,557.66 = 862,331.32 : x
  2. Step 2: Convert to fraction form
    2,076,892.60/3,115,557.66 = 862,331.32/x
  3. Step 3: Cross multiply
    2,076,892.60x = 3,115,557.66 × 862,331.32
  4. Step 4: Simplify right side
    2,076,892.60x = 2,686,642,949,483.91
  5. Step 5: Solve for x
    x = 2,686,642,949,483.91/2,076,892.60
  6. Step 6: Final answer
    x = 1,293,587.81

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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.