Home / 1,406,533.60-2,109,581.70-395,556.40

Finding the Fourth Proportional to 1,406,533.60, 2,109,581.70 and 395,556.40

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Solution

The fourth proportional to 1,406,533.60, 2,109,581.70 and 395,556.40 is: 593,273.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,533.60 : 2,109,581.70 = 395,556.40 : x
  2. Step 2: Convert to fraction form
    1,406,533.60/2,109,581.70 = 395,556.40/x
  3. Step 3: Cross multiply
    1,406,533.60x = 2,109,581.70 × 395,556.40
  4. Step 4: Simplify right side
    1,406,533.60x = 834,458,542,757.88
  5. Step 5: Solve for x
    x = 834,458,542,757.88/1,406,533.60
  6. Step 6: Final answer
    x = 593,273.10

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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.