Home / 3,564,167.20-5,346,250.80-1,289,687.20

Finding the Fourth Proportional to 3,564,167.20, 5,346,250.80 and 1,289,687.20

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Solution

The fourth proportional to 3,564,167.20, 5,346,250.80 and 1,289,687.20 is: 1,934,530.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564,167.20 : 5,346,250.80 = 1,289,687.20 : x
  2. Step 2: Convert to fraction form
    3,564,167.20/5,346,250.80 = 1,289,687.20/x
  3. Step 3: Cross multiply
    3,564,167.20x = 5,346,250.80 × 1,289,687.20
  4. Step 4: Simplify right side
    3,564,167.20x = 6,894,991,224,749.76
  5. Step 5: Solve for x
    x = 6,894,991,224,749.76/3,564,167.20
  6. Step 6: Final answer
    x = 1,934,530.80

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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.