Home / 1,362,063.60-2,042,395.56-731,507.76

Finding the Fourth Proportional to 1,362,063.60, 2,042,395.56 and 731,507.76

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Solution

The fourth proportional to 1,362,063.60, 2,042,395.56 and 731,507.76 is: 1,096,885.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,063.60 : 2,042,395.56 = 731,507.76 : x
  2. Step 2: Convert to fraction form
    1,362,063.60/2,042,395.56 = 731,507.76/x
  3. Step 3: Cross multiply
    1,362,063.60x = 2,042,395.56 × 731,507.76
  4. Step 4: Simplify right side
    1,362,063.60x = 1,494,028,201,129.55
  5. Step 5: Solve for x
    x = 1,494,028,201,129.55/1,362,063.60
  6. Step 6: Final answer
    x = 1,096,885.79

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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.