Home / 2,186,823.60-3,269,737.80-1,619,953.20

Finding the Fourth Proportional to 2,186,823.60, 3,269,737.80 and 1,619,953.20

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Solution

The fourth proportional to 2,186,823.60, 3,269,737.80 and 1,619,953.20 is: 2,422,153.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,823.60 : 3,269,737.80 = 1,619,953.20 : x
  2. Step 2: Convert to fraction form
    2,186,823.60/3,269,737.80 = 1,619,953.20/x
  3. Step 3: Cross multiply
    2,186,823.60x = 3,269,737.80 × 1,619,953.20
  4. Step 4: Simplify right side
    2,186,823.60x = 5,296,822,212,270.96
  5. Step 5: Solve for x
    x = 5,296,822,212,270.96/2,186,823.60
  6. Step 6: Final answer
    x = 2,422,153.40

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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.