Home / 5,183,143.46-7,774,715.20-2,487,009.86

Finding the Fourth Proportional to 5,183,143.46, 7,774,715.20 and 2,487,009.86

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Solution

The fourth proportional to 5,183,143.46, 7,774,715.20 and 2,487,009.86 is: 3,730,514.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183,143.46 : 7,774,715.20 = 2,487,009.86 : x
  2. Step 2: Convert to fraction form
    5,183,143.46/7,774,715.20 = 2,487,009.86/x
  3. Step 3: Cross multiply
    5,183,143.46x = 7,774,715.20 × 2,487,009.86
  4. Step 4: Simplify right side
    5,183,143.46x = 19,335,793,374,311.13
  5. Step 5: Solve for x
    x = 19,335,793,374,311.13/5,183,143.46
  6. Step 6: Final answer
    x = 3,730,514.80

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Similar ratio
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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.