Home / 2,051,920.56-2,831,644.44-1,146,503.28

Finding the Fourth Proportional to 2,051,920.56, 2,831,644.44 and 1,146,503.28

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Solution

The fourth proportional to 2,051,920.56, 2,831,644.44 and 1,146,503.28 is: 1,582,171.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,920.56 : 2,831,644.44 = 1,146,503.28 : x
  2. Step 2: Convert to fraction form
    2,051,920.56/2,831,644.44 = 1,146,503.28/x
  3. Step 3: Cross multiply
    2,051,920.56x = 2,831,644.44 × 1,146,503.28
  4. Step 4: Simplify right side
    2,051,920.56x = 3,246,489,638,253.76
  5. Step 5: Solve for x
    x = 3,246,489,638,253.76/2,051,920.56
  6. Step 6: Final answer
    x = 1,582,171.21

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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.