Home / 1,650,136.20-2,474,858.70-809,291.40

Finding the Fourth Proportional to 1,650,136.20, 2,474,858.70 and 809,291.40

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Solution

The fourth proportional to 1,650,136.20, 2,474,858.70 and 809,291.40 is: 1,213,767.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,650,136.20 : 2,474,858.70 = 809,291.40 : x
  2. Step 2: Convert to fraction form
    1,650,136.20/2,474,858.70 = 809,291.40/x
  3. Step 3: Cross multiply
    1,650,136.20x = 2,474,858.70 × 809,291.40
  4. Step 4: Simplify right side
    1,650,136.20x = 2,002,881,862,125.18
  5. Step 5: Solve for x
    x = 2,002,881,862,125.18/1,650,136.20
  6. Step 6: Final answer
    x = 1,213,767.60

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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.