Home / 1,213,644.36-1,819,867.50-371,993.16

Finding the Fourth Proportional to 1,213,644.36, 1,819,867.50 and 371,993.16

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Solution

The fourth proportional to 1,213,644.36, 1,819,867.50 and 371,993.16 is: 557,806.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,644.36 : 1,819,867.50 = 371,993.16 : x
  2. Step 2: Convert to fraction form
    1,213,644.36/1,819,867.50 = 371,993.16/x
  3. Step 3: Cross multiply
    1,213,644.36x = 1,819,867.50 × 371,993.16
  4. Step 4: Simplify right side
    1,213,644.36x = 676,978,262,106.30
  5. Step 5: Solve for x
    x = 676,978,262,106.30/1,213,644.36
  6. Step 6: Final answer
    x = 557,806.13

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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.