Home / 1,612,985.80-2,419,475.76-476,546.32

Finding the Fourth Proportional to 1,612,985.80, 2,419,475.76 and 476,546.32

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Solution

The fourth proportional to 1,612,985.80, 2,419,475.76 and 476,546.32 is: 714,818.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,985.80 : 2,419,475.76 = 476,546.32 : x
  2. Step 2: Convert to fraction form
    1,612,985.80/2,419,475.76 = 476,546.32/x
  3. Step 3: Cross multiply
    1,612,985.80x = 2,419,475.76 × 476,546.32
  4. Step 4: Simplify right side
    1,612,985.80x = 1,152,992,269,757.20
  5. Step 5: Solve for x
    x = 1,152,992,269,757.20/1,612,985.80
  6. Step 6: Final answer
    x = 714,818.61

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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.