Home / 2,898,363.20-4,347,544.80-1,890,593.60

Finding the Fourth Proportional to 2,898,363.20, 4,347,544.80 and 1,890,593.60

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Solution

The fourth proportional to 2,898,363.20, 4,347,544.80 and 1,890,593.60 is: 2,835,890.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898,363.20 : 4,347,544.80 = 1,890,593.60 : x
  2. Step 2: Convert to fraction form
    2,898,363.20/4,347,544.80 = 1,890,593.60/x
  3. Step 3: Cross multiply
    2,898,363.20x = 4,347,544.80 × 1,890,593.60
  4. Step 4: Simplify right side
    2,898,363.20x = 8,219,440,374,593.28
  5. Step 5: Solve for x
    x = 8,219,440,374,593.28/2,898,363.20
  6. Step 6: Final answer
    x = 2,835,890.40

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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.