Home / 1,760,168.52-2,637,440.46-1,128,558.60

Finding the Fourth Proportional to 1,760,168.52, 2,637,440.46 and 1,128,558.60

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Solution

The fourth proportional to 1,760,168.52, 2,637,440.46 and 1,128,558.60 is: 1,691,034.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,168.52 : 2,637,440.46 = 1,128,558.60 : x
  2. Step 2: Convert to fraction form
    1,760,168.52/2,637,440.46 = 1,128,558.60/x
  3. Step 3: Cross multiply
    1,760,168.52x = 2,637,440.46 × 1,128,558.60
  4. Step 4: Simplify right side
    1,760,168.52x = 2,976,506,113,120.96
  5. Step 5: Solve for x
    x = 2,976,506,113,120.96/1,760,168.52
  6. Step 6: Final answer
    x = 1,691,034.74

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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.