Home / 3,619,101.60-5,428,263.60-959,709.60

Finding the Fourth Proportional to 3,619,101.60, 5,428,263.60 and 959,709.60

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Solution

The fourth proportional to 3,619,101.60, 5,428,263.60 and 959,709.60 is: 1,439,461.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,101.60 : 5,428,263.60 = 959,709.60 : x
  2. Step 2: Convert to fraction form
    3,619,101.60/5,428,263.60 = 959,709.60/x
  3. Step 3: Cross multiply
    3,619,101.60x = 5,428,263.60 × 959,709.60
  4. Step 4: Simplify right side
    3,619,101.60x = 5,209,556,688,250.56
  5. Step 5: Solve for x
    x = 5,209,556,688,250.56/3,619,101.60
  6. Step 6: Final answer
    x = 1,439,461.30

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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.