Home / 1,892,206.08-2,611,284.48-1,076,382.72

Finding the Fourth Proportional to 1,892,206.08, 2,611,284.48 and 1,076,382.72

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Solution

The fourth proportional to 1,892,206.08, 2,611,284.48 and 1,076,382.72 is: 1,485,430.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,206.08 : 2,611,284.48 = 1,076,382.72 : x
  2. Step 2: Convert to fraction form
    1,892,206.08/2,611,284.48 = 1,076,382.72/x
  3. Step 3: Cross multiply
    1,892,206.08x = 2,611,284.48 × 1,076,382.72
  4. Step 4: Simplify right side
    1,892,206.08x = 2,810,741,491,276.19
  5. Step 5: Solve for x
    x = 2,810,741,491,276.19/1,892,206.08
  6. Step 6: Final answer
    x = 1,485,430.96

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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.