Home / 1,467,561.90-2,201,561.55-520,853.34

Finding the Fourth Proportional to 1,467,561.90, 2,201,561.55 and 520,853.34

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Solution

The fourth proportional to 1,467,561.90, 2,201,561.55 and 520,853.34 is: 781,357.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,561.90 : 2,201,561.55 = 520,853.34 : x
  2. Step 2: Convert to fraction form
    1,467,561.90/2,201,561.55 = 520,853.34/x
  3. Step 3: Cross multiply
    1,467,561.90x = 2,201,561.55 × 520,853.34
  4. Step 4: Simplify right side
    1,467,561.90x = 1,146,690,686,533.08
  5. Step 5: Solve for x
    x = 1,146,690,686,533.08/1,467,561.90
  6. Step 6: Final answer
    x = 781,357.63

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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.