Home / 1,300,493.88-1,794,559.86-810,417.96

Finding the Fourth Proportional to 1,300,493.88, 1,794,559.86 and 810,417.96

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Solution

The fourth proportional to 1,300,493.88, 1,794,559.86 and 810,417.96 is: 1,118,300.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,493.88 : 1,794,559.86 = 810,417.96 : x
  2. Step 2: Convert to fraction form
    1,300,493.88/1,794,559.86 = 810,417.96/x
  3. Step 3: Cross multiply
    1,300,493.88x = 1,794,559.86 × 810,417.96
  4. Step 4: Simplify right side
    1,300,493.88x = 1,454,343,540,839.09
  5. Step 5: Solve for x
    x = 1,454,343,540,839.09/1,300,493.88
  6. Step 6: Final answer
    x = 1,118,300.95

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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.