Home / 1,557,509.10-2,334,951.45-809,555.10

Finding the Fourth Proportional to 1,557,509.10, 2,334,951.45 and 809,555.10

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Solution

The fourth proportional to 1,557,509.10, 2,334,951.45 and 809,555.10 is: 1,213,650.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,509.10 : 2,334,951.45 = 809,555.10 : x
  2. Step 2: Convert to fraction form
    1,557,509.10/2,334,951.45 = 809,555.10/x
  3. Step 3: Cross multiply
    1,557,509.10x = 2,334,951.45 × 809,555.10
  4. Step 4: Simplify right side
    1,557,509.10x = 1,890,271,854,599.90
  5. Step 5: Solve for x
    x = 1,890,271,854,599.90/1,557,509.10
  6. Step 6: Final answer
    x = 1,213,650.60

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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.