Home / 1,914,054-2,640,827.88-1,139,063.57

Finding the Fourth Proportional to 1,914,054, 2,640,827.88 and 1,139,063.57

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Solution

The fourth proportional to 1,914,054, 2,640,827.88 and 1,139,063.57 is: 1,571,570.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,054 : 2,640,827.88 = 1,139,063.57 : x
  2. Step 2: Convert to fraction form
    1,914,054/2,640,827.88 = 1,139,063.57/x
  3. Step 3: Cross multiply
    1,914,054x = 2,640,827.88 × 1,139,063.57
  4. Step 4: Simplify right side
    1,914,054x = 3,008,070,819,544.19
  5. Step 5: Solve for x
    x = 3,008,070,819,544.19/1,914,054
  6. Step 6: Final answer
    x = 1,571,570.51

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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.