Home / 1,455,829.20-2,183,743.80-1,367,255.70

Finding the Fourth Proportional to 1,455,829.20, 2,183,743.80 and 1,367,255.70

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Solution

The fourth proportional to 1,455,829.20, 2,183,743.80 and 1,367,255.70 is: 2,050,883.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,829.20 : 2,183,743.80 = 1,367,255.70 : x
  2. Step 2: Convert to fraction form
    1,455,829.20/2,183,743.80 = 1,367,255.70/x
  3. Step 3: Cross multiply
    1,455,829.20x = 2,183,743.80 × 1,367,255.70
  4. Step 4: Simplify right side
    1,455,829.20x = 2,985,736,157,889.66
  5. Step 5: Solve for x
    x = 2,985,736,157,889.66/1,455,829.20
  6. Step 6: Final answer
    x = 2,050,883.55

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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.