Home / 1,557,509.60-2,334,952.20-809,555.60

Finding the Fourth Proportional to 1,557,509.60, 2,334,952.20 and 809,555.60

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Solution

The fourth proportional to 1,557,509.60, 2,334,952.20 and 809,555.60 is: 1,213,651.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,509.60 : 2,334,952.20 = 809,555.60 : x
  2. Step 2: Convert to fraction form
    1,557,509.60/2,334,952.20 = 809,555.60/x
  3. Step 3: Cross multiply
    1,557,509.60x = 2,334,952.20 × 809,555.60
  4. Step 4: Simplify right side
    1,557,509.60x = 1,890,273,629,242.32
  5. Step 5: Solve for x
    x = 1,890,273,629,242.32/1,557,509.60
  6. Step 6: Final answer
    x = 1,213,651.35

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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.