Home / 2,146,541.60-3,219,812.40-1,151,213.60

Finding the Fourth Proportional to 2,146,541.60, 3,219,812.40 and 1,151,213.60

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Solution

The fourth proportional to 2,146,541.60, 3,219,812.40 and 1,151,213.60 is: 1,726,820.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,541.60 : 3,219,812.40 = 1,151,213.60 : x
  2. Step 2: Convert to fraction form
    2,146,541.60/3,219,812.40 = 1,151,213.60/x
  3. Step 3: Cross multiply
    2,146,541.60x = 3,219,812.40 × 1,151,213.60
  4. Step 4: Simplify right side
    2,146,541.60x = 3,706,691,824,328.64
  5. Step 5: Solve for x
    x = 3,706,691,824,328.64/2,146,541.60
  6. Step 6: Final answer
    x = 1,726,820.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.