Home / 1,067,122.89-1,600,687.04-436,036.70

Finding the Fourth Proportional to 1,067,122.89, 1,600,687.04 and 436,036.70

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Solution

The fourth proportional to 1,067,122.89, 1,600,687.04 and 436,036.70 is: 654,056.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,122.89 : 1,600,687.04 = 436,036.70 : x
  2. Step 2: Convert to fraction form
    1,067,122.89/1,600,687.04 = 436,036.70/x
  3. Step 3: Cross multiply
    1,067,122.89x = 1,600,687.04 × 436,036.70
  4. Step 4: Simplify right side
    1,067,122.89x = 697,958,296,475.90
  5. Step 5: Solve for x
    x = 697,958,296,475.90/1,067,122.89
  6. Step 6: Final answer
    x = 654,056.16

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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.