Home / 1,505,185.66-2,076,619.98-892,869.40

Finding the Fourth Proportional to 1,505,185.66, 2,076,619.98 and 892,869.40

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Solution

The fourth proportional to 1,505,185.66, 2,076,619.98 and 892,869.40 is: 1,231,841.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,185.66 : 2,076,619.98 = 892,869.40 : x
  2. Step 2: Convert to fraction form
    1,505,185.66/2,076,619.98 = 892,869.40/x
  3. Step 3: Cross multiply
    1,505,185.66x = 2,076,619.98 × 892,869.40
  4. Step 4: Simplify right side
    1,505,185.66x = 1,854,150,435,570.61
  5. Step 5: Solve for x
    x = 1,854,150,435,570.61/1,505,185.66
  6. Step 6: Final answer
    x = 1,231,841.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.