Home / 1,278,037.92-1,763,682.48-705,102.24

Finding the Fourth Proportional to 1,278,037.92, 1,763,682.48 and 705,102.24

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Solution

The fourth proportional to 1,278,037.92, 1,763,682.48 and 705,102.24 is: 973,035.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,037.92 : 1,763,682.48 = 705,102.24 : x
  2. Step 2: Convert to fraction form
    1,278,037.92/1,763,682.48 = 705,102.24/x
  3. Step 3: Cross multiply
    1,278,037.92x = 1,763,682.48 × 705,102.24
  4. Step 4: Simplify right side
    1,278,037.92x = 1,243,576,467,296.76
  5. Step 5: Solve for x
    x = 1,243,576,467,296.76/1,278,037.92
  6. Step 6: Final answer
    x = 973,035.66

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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.