Home / 3,619,522.09-5,428,077.54-1,459,989.46

Finding the Fourth Proportional to 3,619,522.09, 5,428,077.54 and 1,459,989.46

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Solution

The fourth proportional to 3,619,522.09, 5,428,077.54 and 1,459,989.46 is: 2,189,497.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,522.09 : 5,428,077.54 = 1,459,989.46 : x
  2. Step 2: Convert to fraction form
    3,619,522.09/5,428,077.54 = 1,459,989.46/x
  3. Step 3: Cross multiply
    3,619,522.09x = 5,428,077.54 × 1,459,989.46
  4. Step 4: Simplify right side
    3,619,522.09x = 7,924,935,997,772.86
  5. Step 5: Solve for x
    x = 7,924,935,997,772.86/3,619,522.09
  6. Step 6: Final answer
    x = 2,189,497.89

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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.