Home / 3,071,464.28-4,240,155.21-1,910,284.84

Finding the Fourth Proportional to 3,071,464.28, 4,240,155.21 and 1,910,284.84

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Solution

The fourth proportional to 3,071,464.28, 4,240,155.21 and 1,910,284.84 is: 2,637,147.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071,464.28 : 4,240,155.21 = 1,910,284.84 : x
  2. Step 2: Convert to fraction form
    3,071,464.28/4,240,155.21 = 1,910,284.84/x
  3. Step 3: Cross multiply
    3,071,464.28x = 4,240,155.21 × 1,910,284.84
  4. Step 4: Simplify right side
    3,071,464.28x = 8,099,904,216,910.02
  5. Step 5: Solve for x
    x = 8,099,904,216,910.02/3,071,464.28
  6. Step 6: Final answer
    x = 2,637,147.46

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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.