Home / 3,904,900.77-5,388,784.29-2,162,627.22

Finding the Fourth Proportional to 3,904,900.77, 5,388,784.29 and 2,162,627.22

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Solution

The fourth proportional to 3,904,900.77, 5,388,784.29 and 2,162,627.22 is: 2,984,437.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904,900.77 : 5,388,784.29 = 2,162,627.22 : x
  2. Step 2: Convert to fraction form
    3,904,900.77/5,388,784.29 = 2,162,627.22/x
  3. Step 3: Cross multiply
    3,904,900.77x = 5,388,784.29 × 2,162,627.22
  4. Step 4: Simplify right side
    3,904,900.77x = 11,653,931,588,262.38
  5. Step 5: Solve for x
    x = 11,653,931,588,262.38/3,904,900.77
  6. Step 6: Final answer
    x = 2,984,437.32

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1.5x scale

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.