Home / 3,709,520.57-5,563,638.38-1,115,787.77

Finding the Fourth Proportional to 3,709,520.57, 5,563,638.38 and 1,115,787.77

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Solution

The fourth proportional to 3,709,520.57, 5,563,638.38 and 1,115,787.77 is: 1,673,488.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709,520.57 : 5,563,638.38 = 1,115,787.77 : x
  2. Step 2: Convert to fraction form
    3,709,520.57/5,563,638.38 = 1,115,787.77/x
  3. Step 3: Cross multiply
    3,709,520.57x = 5,563,638.38 × 1,115,787.77
  4. Step 4: Simplify right side
    3,709,520.57x = 6,207,839,655,527.67
  5. Step 5: Solve for x
    x = 6,207,839,655,527.67/3,709,520.57
  6. Step 6: Final answer
    x = 1,673,488.40

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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.