Home / 1,772,027.17-2,659,459.58-919,343.21

Finding the Fourth Proportional to 1,772,027.17, 2,659,459.58 and 919,343.21

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Solution

The fourth proportional to 1,772,027.17, 2,659,459.58 and 919,343.21 is: 1,379,750.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,027.17 : 2,659,459.58 = 919,343.21 : x
  2. Step 2: Convert to fraction form
    1,772,027.17/2,659,459.58 = 919,343.21/x
  3. Step 3: Cross multiply
    1,772,027.17x = 2,659,459.58 × 919,343.21
  4. Step 4: Simplify right side
    1,772,027.17x = 2,444,956,107,142.45
  5. Step 5: Solve for x
    x = 2,444,956,107,142.45/1,772,027.17
  6. Step 6: Final answer
    x = 1,379,750.91

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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.