Home / 2,072,565.20-3,109,285.20-652,764.80

Finding the Fourth Proportional to 2,072,565.20, 3,109,285.20 and 652,764.80

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Solution

The fourth proportional to 2,072,565.20, 3,109,285.20 and 652,764.80 is: 979,284.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,565.20 : 3,109,285.20 = 652,764.80 : x
  2. Step 2: Convert to fraction form
    2,072,565.20/3,109,285.20 = 652,764.80/x
  3. Step 3: Cross multiply
    2,072,565.20x = 3,109,285.20 × 652,764.80
  4. Step 4: Simplify right side
    2,072,565.20x = 2,029,631,931,720.96
  5. Step 5: Solve for x
    x = 2,029,631,931,720.96/2,072,565.20
  6. Step 6: Final answer
    x = 979,284.96

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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.