Home / 2,919,602.46-4,029,173.82-1,679,213.16

Finding the Fourth Proportional to 2,919,602.46, 4,029,173.82 and 1,679,213.16

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Solution

The fourth proportional to 2,919,602.46, 4,029,173.82 and 1,679,213.16 is: 2,317,384.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,602.46 : 4,029,173.82 = 1,679,213.16 : x
  2. Step 2: Convert to fraction form
    2,919,602.46/4,029,173.82 = 1,679,213.16/x
  3. Step 3: Cross multiply
    2,919,602.46x = 4,029,173.82 × 1,679,213.16
  4. Step 4: Simplify right side
    2,919,602.46x = 6,765,841,702,471.47
  5. Step 5: Solve for x
    x = 6,765,841,702,471.47/2,919,602.46
  6. Step 6: Final answer
    x = 2,317,384.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.