Home / 1,076,584.60-1,618,376.10-922,619.80

Finding the Fourth Proportional to 1,076,584.60, 1,618,376.10 and 922,619.80

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Solution

The fourth proportional to 1,076,584.60, 1,618,376.10 and 922,619.80 is: 1,386,928.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,584.60 : 1,618,376.10 = 922,619.80 : x
  2. Step 2: Convert to fraction form
    1,076,584.60/1,618,376.10 = 922,619.80/x
  3. Step 3: Cross multiply
    1,076,584.60x = 1,618,376.10 × 922,619.80
  4. Step 4: Simplify right side
    1,076,584.60x = 1,493,145,833,706.78
  5. Step 5: Solve for x
    x = 1,493,145,833,706.78/1,076,584.60
  6. Step 6: Final answer
    x = 1,386,928.47

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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.