Home / 1,617,996.80-2,232,820.80-892,851.20

Finding the Fourth Proportional to 1,617,996.80, 2,232,820.80 and 892,851.20

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Solution

The fourth proportional to 1,617,996.80, 2,232,820.80 and 892,851.20 is: 1,232,126.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,996.80 : 2,232,820.80 = 892,851.20 : x
  2. Step 2: Convert to fraction form
    1,617,996.80/2,232,820.80 = 892,851.20/x
  3. Step 3: Cross multiply
    1,617,996.80x = 2,232,820.80 × 892,851.20
  4. Step 4: Simplify right side
    1,617,996.80x = 1,993,576,730,664.96
  5. Step 5: Solve for x
    x = 1,993,576,730,664.96/1,617,996.80
  6. Step 6: Final answer
    x = 1,232,126.50

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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.