Home / 3,071,461.52-4,240,151.42-1,910,282.09

Finding the Fourth Proportional to 3,071,461.52, 4,240,151.42 and 1,910,282.09

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Solution

The fourth proportional to 3,071,461.52, 4,240,151.42 and 1,910,282.09 is: 2,637,143.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071,461.52 : 4,240,151.42 = 1,910,282.09 : x
  2. Step 2: Convert to fraction form
    3,071,461.52/4,240,151.42 = 1,910,282.09/x
  3. Step 3: Cross multiply
    3,071,461.52x = 4,240,151.42 × 1,910,282.09
  4. Step 4: Simplify right side
    3,071,461.52x = 8,099,885,285,761.90
  5. Step 5: Solve for x
    x = 8,099,885,285,761.90/3,071,461.52
  6. Step 6: Final answer
    x = 2,637,143.66

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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.