Home / 1,641,851.20-2,462,546.40-520,033.60

Finding the Fourth Proportional to 1,641,851.20, 2,462,546.40 and 520,033.60

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Solution

The fourth proportional to 1,641,851.20, 2,462,546.40 and 520,033.60 is: 779,977.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,851.20 : 2,462,546.40 = 520,033.60 : x
  2. Step 2: Convert to fraction form
    1,641,851.20/2,462,546.40 = 520,033.60/x
  3. Step 3: Cross multiply
    1,641,851.20x = 2,462,546.40 × 520,033.60
  4. Step 4: Simplify right side
    1,641,851.20x = 1,280,606,869,559.04
  5. Step 5: Solve for x
    x = 1,280,606,869,559.04/1,641,851.20
  6. Step 6: Final answer
    x = 779,977.42

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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.