Home / 2,569,730.60-3,854,595.90-1,620,021.80

Finding the Fourth Proportional to 2,569,730.60, 3,854,595.90 and 1,620,021.80

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Solution

The fourth proportional to 2,569,730.60, 3,854,595.90 and 1,620,021.80 is: 2,430,032.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,569,730.60 : 3,854,595.90 = 1,620,021.80 : x
  2. Step 2: Convert to fraction form
    2,569,730.60/3,854,595.90 = 1,620,021.80/x
  3. Step 3: Cross multiply
    2,569,730.60x = 3,854,595.90 × 1,620,021.80
  4. Step 4: Simplify right side
    2,569,730.60x = 6,244,529,388,190.62
  5. Step 5: Solve for x
    x = 6,244,529,388,190.62/2,569,730.60
  6. Step 6: Final answer
    x = 2,430,032.70

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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.