Home / 1,374,108.66-2,061,176.22-520,950.87

Finding the Fourth Proportional to 1,374,108.66, 2,061,176.22 and 520,950.87

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Solution

The fourth proportional to 1,374,108.66, 2,061,176.22 and 520,950.87 is: 781,431.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,108.66 : 2,061,176.22 = 520,950.87 : x
  2. Step 2: Convert to fraction form
    1,374,108.66/2,061,176.22 = 520,950.87/x
  3. Step 3: Cross multiply
    1,374,108.66x = 2,061,176.22 × 520,950.87
  4. Step 4: Simplify right side
    1,374,108.66x = 1,073,771,545,032.31
  5. Step 5: Solve for x
    x = 1,073,771,545,032.31/1,374,108.66
  6. Step 6: Final answer
    x = 781,431.32

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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.