Home / 1,334,780.67-1,840,521.36-850,578.87

Finding the Fourth Proportional to 1,334,780.67, 1,840,521.36 and 850,578.87

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Solution

The fourth proportional to 1,334,780.67, 1,840,521.36 and 850,578.87 is: 1,172,858.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,780.67 : 1,840,521.36 = 850,578.87 : x
  2. Step 2: Convert to fraction form
    1,334,780.67/1,840,521.36 = 850,578.87/x
  3. Step 3: Cross multiply
    1,334,780.67x = 1,840,521.36 × 850,578.87
  4. Step 4: Simplify right side
    1,334,780.67x = 1,565,508,578,599.66
  5. Step 5: Solve for x
    x = 1,565,508,578,599.66/1,334,780.67
  6. Step 6: Final answer
    x = 1,172,858.29

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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.