Home / 1,774,493.20-2,662,128.60-576,211.60

Finding the Fourth Proportional to 1,774,493.20, 2,662,128.60 and 576,211.60

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Solution

The fourth proportional to 1,774,493.20, 2,662,128.60 and 576,211.60 is: 864,443.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,493.20 : 2,662,128.60 = 576,211.60 : x
  2. Step 2: Convert to fraction form
    1,774,493.20/2,662,128.60 = 576,211.60/x
  3. Step 3: Cross multiply
    1,774,493.20x = 2,662,128.60 × 576,211.60
  4. Step 4: Simplify right side
    1,774,493.20x = 1,533,949,380,011.76
  5. Step 5: Solve for x
    x = 1,533,949,380,011.76/1,774,493.20
  6. Step 6: Final answer
    x = 864,443.65

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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.