Home / 3,618,657.85-4,993,834.59-1,964,874.66

Finding the Fourth Proportional to 3,618,657.85, 4,993,834.59 and 1,964,874.66

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Solution

The fourth proportional to 3,618,657.85, 4,993,834.59 and 1,964,874.66 is: 2,711,574.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618,657.85 : 4,993,834.59 = 1,964,874.66 : x
  2. Step 2: Convert to fraction form
    3,618,657.85/4,993,834.59 = 1,964,874.66/x
  3. Step 3: Cross multiply
    3,618,657.85x = 4,993,834.59 × 1,964,874.66
  4. Step 4: Simplify right side
    3,618,657.85x = 9,812,259,032,298.12
  5. Step 5: Solve for x
    x = 9,812,259,032,298.12/3,618,657.85
  6. Step 6: Final answer
    x = 2,711,574.14

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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.