Home / 3,145,276.80-4,710,916.80-2,585,404.80

Finding the Fourth Proportional to 3,145,276.80, 4,710,916.80 and 2,585,404.80

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Solution

The fourth proportional to 3,145,276.80, 4,710,916.80 and 2,585,404.80 is: 3,872,354.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145,276.80 : 4,710,916.80 = 2,585,404.80 : x
  2. Step 2: Convert to fraction form
    3,145,276.80/4,710,916.80 = 2,585,404.80/x
  3. Step 3: Cross multiply
    3,145,276.80x = 4,710,916.80 × 2,585,404.80
  4. Step 4: Simplify right side
    3,145,276.80x = 12,179,626,907,120.64
  5. Step 5: Solve for x
    x = 12,179,626,907,120.64/3,145,276.80
  6. Step 6: Final answer
    x = 3,872,354.54

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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.