Home / 1,341,078.50-1,850,697.94-729,226.88

Finding the Fourth Proportional to 1,341,078.50, 1,850,697.94 and 729,226.88

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Solution

The fourth proportional to 1,341,078.50, 1,850,697.94 and 729,226.88 is: 1,006,338.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,078.50 : 1,850,697.94 = 729,226.88 : x
  2. Step 2: Convert to fraction form
    1,341,078.50/1,850,697.94 = 729,226.88/x
  3. Step 3: Cross multiply
    1,341,078.50x = 1,850,697.94 × 729,226.88
  4. Step 4: Simplify right side
    1,341,078.50x = 1,349,578,684,608.63
  5. Step 5: Solve for x
    x = 1,349,578,684,608.63/1,341,078.50
  6. Step 6: Final answer
    x = 1,006,338.32

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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.