Home / 1,351,261.22-1,864,764.10-739,468.22

Finding the Fourth Proportional to 1,351,261.22, 1,864,764.10 and 739,468.22

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Solution

The fourth proportional to 1,351,261.22, 1,864,764.10 and 739,468.22 is: 1,020,479.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,261.22 : 1,864,764.10 = 739,468.22 : x
  2. Step 2: Convert to fraction form
    1,351,261.22/1,864,764.10 = 739,468.22/x
  3. Step 3: Cross multiply
    1,351,261.22x = 1,864,764.10 × 739,468.22
  4. Step 4: Simplify right side
    1,351,261.22x = 1,378,933,789,746.90
  5. Step 5: Solve for x
    x = 1,378,933,789,746.90/1,351,261.22
  6. Step 6: Final answer
    x = 1,020,479.07

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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.