Home / 1,723,245.71-2,583,671.56-763,178.15

Finding the Fourth Proportional to 1,723,245.71, 2,583,671.56 and 763,178.15

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Solution

The fourth proportional to 1,723,245.71, 2,583,671.56 and 763,178.15 is: 1,144,237.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723,245.71 : 2,583,671.56 = 763,178.15 : x
  2. Step 2: Convert to fraction form
    1,723,245.71/2,583,671.56 = 763,178.15/x
  3. Step 3: Cross multiply
    1,723,245.71x = 2,583,671.56 × 763,178.15
  4. Step 4: Simplify right side
    1,723,245.71x = 1,971,801,685,919.65
  5. Step 5: Solve for x
    x = 1,971,801,685,919.65/1,723,245.71
  6. Step 6: Final answer
    x = 1,144,237.11

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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.