Home / 1,126,586.44-1,688,917.38-416,482.12

Finding the Fourth Proportional to 1,126,586.44, 1,688,917.38 and 416,482.12

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Solution

The fourth proportional to 1,126,586.44, 1,688,917.38 and 416,482.12 is: 624,367.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,586.44 : 1,688,917.38 = 416,482.12 : x
  2. Step 2: Convert to fraction form
    1,126,586.44/1,688,917.38 = 416,482.12/x
  3. Step 3: Cross multiply
    1,126,586.44x = 1,688,917.38 × 416,482.12
  4. Step 4: Simplify right side
    1,126,586.44x = 703,403,890,927.25
  5. Step 5: Solve for x
    x = 703,403,890,927.25/1,126,586.44
  6. Step 6: Final answer
    x = 624,367.44

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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.