Home / 1,806,886.17-2,706,715.71-1,086,830.19

Finding the Fourth Proportional to 1,806,886.17, 2,706,715.71 and 1,086,830.19

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Solution

The fourth proportional to 1,806,886.17, 2,706,715.71 and 1,086,830.19 is: 1,628,071.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,886.17 : 2,706,715.71 = 1,086,830.19 : x
  2. Step 2: Convert to fraction form
    1,806,886.17/2,706,715.71 = 1,086,830.19/x
  3. Step 3: Cross multiply
    1,806,886.17x = 2,706,715.71 × 1,086,830.19
  4. Step 4: Simplify right side
    1,806,886.17x = 2,941,740,349,375.28
  5. Step 5: Solve for x
    x = 2,941,740,349,375.28/1,806,886.17
  6. Step 6: Final answer
    x = 1,628,071.76

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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.