Home / 5,201,139.60-7,801,709.40-3,605,504.40

Finding the Fourth Proportional to 5,201,139.60, 7,801,709.40 and 3,605,504.40

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Solution

The fourth proportional to 5,201,139.60, 7,801,709.40 and 3,605,504.40 is: 5,408,256.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,201,139.60 : 7,801,709.40 = 3,605,504.40 : x
  2. Step 2: Convert to fraction form
    5,201,139.60/7,801,709.40 = 3,605,504.40/x
  3. Step 3: Cross multiply
    5,201,139.60x = 7,801,709.40 × 3,605,504.40
  4. Step 4: Simplify right side
    5,201,139.60x = 28,129,097,569,221.36
  5. Step 5: Solve for x
    x = 28,129,097,569,221.36/5,201,139.60
  6. Step 6: Final answer
    x = 5,408,256.60

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Similar ratio
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1.5x scale

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.