Home / 1,774,543.60-2,661,815.40-764,149.60

Finding the Fourth Proportional to 1,774,543.60, 2,661,815.40 and 764,149.60

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Solution

The fourth proportional to 1,774,543.60, 2,661,815.40 and 764,149.60 is: 1,146,224.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,543.60 : 2,661,815.40 = 764,149.60 : x
  2. Step 2: Convert to fraction form
    1,774,543.60/2,661,815.40 = 764,149.60/x
  3. Step 3: Cross multiply
    1,774,543.60x = 2,661,815.40 × 764,149.60
  4. Step 4: Simplify right side
    1,774,543.60x = 2,034,025,173,183.84
  5. Step 5: Solve for x
    x = 2,034,025,173,183.84/1,774,543.60
  6. Step 6: Final answer
    x = 1,146,224.40

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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.