Home / 3,140,863.98-4,712,053.37-1,091,226.21

Finding the Fourth Proportional to 3,140,863.98, 4,712,053.37 and 1,091,226.21

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Solution

The fourth proportional to 3,140,863.98, 4,712,053.37 and 1,091,226.21 is: 1,637,102.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,863.98 : 4,712,053.37 = 1,091,226.21 : x
  2. Step 2: Convert to fraction form
    3,140,863.98/4,712,053.37 = 1,091,226.21/x
  3. Step 3: Cross multiply
    3,140,863.98x = 4,712,053.37 × 1,091,226.21
  4. Step 4: Simplify right side
    3,140,863.98x = 5,141,916,134,806.70
  5. Step 5: Solve for x
    x = 5,141,916,134,806.70/3,140,863.98
  6. Step 6: Final answer
    x = 1,637,102.46

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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.