Home / 1,277,247.40-1,762,590.66-704,311.72

Finding the Fourth Proportional to 1,277,247.40, 1,762,590.66 and 704,311.72

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Solution

The fourth proportional to 1,277,247.40, 1,762,590.66 and 704,311.72 is: 971,944.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,247.40 : 1,762,590.66 = 704,311.72 : x
  2. Step 2: Convert to fraction form
    1,277,247.40/1,762,590.66 = 704,311.72/x
  3. Step 3: Cross multiply
    1,277,247.40x = 1,762,590.66 × 704,311.72
  4. Step 4: Simplify right side
    1,277,247.40x = 1,241,413,259,400.54
  5. Step 5: Solve for x
    x = 1,241,413,259,400.54/1,277,247.40
  6. Step 6: Final answer
    x = 971,944.24

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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.