Home / 1,293,254.88-1,939,885.92-451,806.60

Finding the Fourth Proportional to 1,293,254.88, 1,939,885.92 and 451,806.60

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Solution

The fourth proportional to 1,293,254.88, 1,939,885.92 and 451,806.60 is: 677,711.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,254.88 : 1,939,885.92 = 451,806.60 : x
  2. Step 2: Convert to fraction form
    1,293,254.88/1,939,885.92 = 451,806.60/x
  3. Step 3: Cross multiply
    1,293,254.88x = 1,939,885.92 × 451,806.60
  4. Step 4: Simplify right side
    1,293,254.88x = 876,453,261,903.07
  5. Step 5: Solve for x
    x = 876,453,261,903.07/1,293,254.88
  6. Step 6: Final answer
    x = 677,711.16

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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.