Home / 1,806,976.77-2,706,851.07-1,086,920.93

Finding the Fourth Proportional to 1,806,976.77, 2,706,851.07 and 1,086,920.93

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Solution

The fourth proportional to 1,806,976.77, 2,706,851.07 and 1,086,920.93 is: 1,628,207.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,976.77 : 2,706,851.07 = 1,086,920.93 : x
  2. Step 2: Convert to fraction form
    1,806,976.77/2,706,851.07 = 1,086,920.93/x
  3. Step 3: Cross multiply
    1,806,976.77x = 2,706,851.07 × 1,086,920.93
  4. Step 4: Simplify right side
    1,806,976.77x = 2,942,133,068,841.64
  5. Step 5: Solve for x
    x = 2,942,133,068,841.64/1,806,976.77
  6. Step 6: Final answer
    x = 1,628,207.47

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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.