Home / 1,945,611.74-2,920,188.59-1,035,558.21

Finding the Fourth Proportional to 1,945,611.74, 2,920,188.59 and 1,035,558.21

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Solution

The fourth proportional to 1,945,611.74, 2,920,188.59 and 1,035,558.21 is: 1,554,279.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,611.74 : 2,920,188.59 = 1,035,558.21 : x
  2. Step 2: Convert to fraction form
    1,945,611.74/2,920,188.59 = 1,035,558.21/x
  3. Step 3: Cross multiply
    1,945,611.74x = 2,920,188.59 × 1,035,558.21
  4. Step 4: Simplify right side
    1,945,611.74x = 3,024,025,269,122.82
  5. Step 5: Solve for x
    x = 3,024,025,269,122.82/1,945,611.74
  6. Step 6: Final answer
    x = 1,554,279.92

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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.