Home / 1,064,691-1,596,249.18-643,873.32

Finding the Fourth Proportional to 1,064,691, 1,596,249.18 and 643,873.32

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Solution

The fourth proportional to 1,064,691, 1,596,249.18 and 643,873.32 is: 965,333.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,691 : 1,596,249.18 = 643,873.32 : x
  2. Step 2: Convert to fraction form
    1,064,691/1,596,249.18 = 643,873.32/x
  3. Step 3: Cross multiply
    1,064,691x = 1,596,249.18 × 643,873.32
  4. Step 4: Simplify right side
    1,064,691x = 1,027,782,259,073.88
  5. Step 5: Solve for x
    x = 1,027,782,259,073.88/1,064,691
  6. Step 6: Final answer
    x = 965,333.85

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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.