Home / 1,414,756.08-2,121,738.84-561,443.76

Finding the Fourth Proportional to 1,414,756.08, 2,121,738.84 and 561,443.76

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Solution

The fourth proportional to 1,414,756.08, 2,121,738.84 and 561,443.76 is: 842,008.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,756.08 : 2,121,738.84 = 561,443.76 : x
  2. Step 2: Convert to fraction form
    1,414,756.08/2,121,738.84 = 561,443.76/x
  3. Step 3: Cross multiply
    1,414,756.08x = 2,121,738.84 × 561,443.76
  4. Step 4: Simplify right side
    1,414,756.08x = 1,191,237,032,067.64
  5. Step 5: Solve for x
    x = 1,191,237,032,067.64/1,414,756.08
  6. Step 6: Final answer
    x = 842,008.77

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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.