Home / 1,876,720.16-2,589,871.20-1,017,280.20

Finding the Fourth Proportional to 1,876,720.16, 2,589,871.20 and 1,017,280.20

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Solution

The fourth proportional to 1,876,720.16, 2,589,871.20 and 1,017,280.20 is: 1,403,845.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876,720.16 : 2,589,871.20 = 1,017,280.20 : x
  2. Step 2: Convert to fraction form
    1,876,720.16/2,589,871.20 = 1,017,280.20/x
  3. Step 3: Cross multiply
    1,876,720.16x = 2,589,871.20 × 1,017,280.20
  4. Step 4: Simplify right side
    1,876,720.16x = 2,634,624,692,310.24
  5. Step 5: Solve for x
    x = 2,634,624,692,310.24/1,876,720.16
  6. Step 6: Final answer
    x = 1,403,845.26

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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.