Home / 1,036,372.79-1,554,559.20-404,843.74

Finding the Fourth Proportional to 1,036,372.79, 1,554,559.20 and 404,843.74

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Solution

The fourth proportional to 1,036,372.79, 1,554,559.20 and 404,843.74 is: 607,265.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,372.79 : 1,554,559.20 = 404,843.74 : x
  2. Step 2: Convert to fraction form
    1,036,372.79/1,554,559.20 = 404,843.74/x
  3. Step 3: Cross multiply
    1,036,372.79x = 1,554,559.20 × 404,843.74
  4. Step 4: Simplify right side
    1,036,372.79x = 629,353,560,579.41
  5. Step 5: Solve for x
    x = 629,353,560,579.41/1,036,372.79
  6. Step 6: Final answer
    x = 607,265.62

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Double scale
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1.5x scale

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.