Home / 3,636,165.65-5,455,855.10-1,906,622.46

Finding the Fourth Proportional to 3,636,165.65, 5,455,855.10 and 1,906,622.46

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Solution

The fourth proportional to 3,636,165.65, 5,455,855.10 and 1,906,622.46 is: 2,860,776.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636,165.65 : 5,455,855.10 = 1,906,622.46 : x
  2. Step 2: Convert to fraction form
    3,636,165.65/5,455,855.10 = 1,906,622.46/x
  3. Step 3: Cross multiply
    3,636,165.65x = 5,455,855.10 × 1,906,622.46
  4. Step 4: Simplify right side
    3,636,165.65x = 10,402,255,876,932.10
  5. Step 5: Solve for x
    x = 10,402,255,876,932.10/3,636,165.65
  6. Step 6: Final answer
    x = 2,860,776.13

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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.