Home / 1,880,935.23-2,816,613.22-1,239,293.69

Finding the Fourth Proportional to 1,880,935.23, 2,816,613.22 and 1,239,293.69

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Solution

The fourth proportional to 1,880,935.23, 2,816,613.22 and 1,239,293.69 is: 1,855,784.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880,935.23 : 2,816,613.22 = 1,239,293.69 : x
  2. Step 2: Convert to fraction form
    1,880,935.23/2,816,613.22 = 1,239,293.69/x
  3. Step 3: Cross multiply
    1,880,935.23x = 2,816,613.22 × 1,239,293.69
  4. Step 4: Simplify right side
    1,880,935.23x = 3,490,610,990,716.58
  5. Step 5: Solve for x
    x = 3,490,610,990,716.58/1,880,935.23
  6. Step 6: Final answer
    x = 1,855,784.79

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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.