Home / 3,689,541.40-5,536,644.90-2,173,221.40

Finding the Fourth Proportional to 3,689,541.40, 5,536,644.90 and 2,173,221.40

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Solution

The fourth proportional to 3,689,541.40, 5,536,644.90 and 2,173,221.40 is: 3,261,206.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,541.40 : 5,536,644.90 = 2,173,221.40 : x
  2. Step 2: Convert to fraction form
    3,689,541.40/5,536,644.90 = 2,173,221.40/x
  3. Step 3: Cross multiply
    3,689,541.40x = 5,536,644.90 × 2,173,221.40
  4. Step 4: Simplify right side
    3,689,541.40x = 12,032,355,180,880.86
  5. Step 5: Solve for x
    x = 12,032,355,180,880.86/3,689,541.40
  6. Step 6: Final answer
    x = 3,261,206.17

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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.