Home / 1,611,001.64-2,223,122.46-885,806.18

Finding the Fourth Proportional to 1,611,001.64, 2,223,122.46 and 885,806.18

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Solution

The fourth proportional to 1,611,001.64, 2,223,122.46 and 885,806.18 is: 1,222,379.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,001.64 : 2,223,122.46 = 885,806.18 : x
  2. Step 2: Convert to fraction form
    1,611,001.64/2,223,122.46 = 885,806.18/x
  3. Step 3: Cross multiply
    1,611,001.64x = 2,223,122.46 × 885,806.18
  4. Step 4: Simplify right side
    1,611,001.64x = 1,969,255,613,964.80
  5. Step 5: Solve for x
    x = 1,969,255,613,964.80/1,611,001.64
  6. Step 6: Final answer
    x = 1,222,379.65

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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.