Home / 5,459,186.30-8,188,484.20-1,672,680.11

Finding the Fourth Proportional to 5,459,186.30, 8,188,484.20 and 1,672,680.11

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Solution

The fourth proportional to 5,459,186.30, 8,188,484.20 and 1,672,680.11 is: 2,508,929.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459,186.30 : 8,188,484.20 = 1,672,680.11 : x
  2. Step 2: Convert to fraction form
    5,459,186.30/8,188,484.20 = 1,672,680.11/x
  3. Step 3: Cross multiply
    5,459,186.30x = 8,188,484.20 × 1,672,680.11
  4. Step 4: Simplify right side
    5,459,186.30x = 13,696,714,607,265.14
  5. Step 5: Solve for x
    x = 13,696,714,607,265.14/5,459,186.30
  6. Step 6: Final answer
    x = 2,508,929.70

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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.