Home / 5,187,862-7,781,827.56-1,642,006

Finding the Fourth Proportional to 5,187,862, 7,781,827.56 and 1,642,006

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Solution

The fourth proportional to 5,187,862, 7,781,827.56 and 1,642,006 is: 2,463,019.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,187,862 : 7,781,827.56 = 1,642,006 : x
  2. Step 2: Convert to fraction form
    5,187,862/7,781,827.56 = 1,642,006/x
  3. Step 3: Cross multiply
    5,187,862x = 7,781,827.56 × 1,642,006
  4. Step 4: Simplify right side
    5,187,862x = 12,777,807,544,485.36
  5. Step 5: Solve for x
    x = 12,777,807,544,485.36/5,187,862
  6. Step 6: Final answer
    x = 2,463,019.94

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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.