Home / 4,827,145.60-7,230,220.80-2,930,579.20

Finding the Fourth Proportional to 4,827,145.60, 7,230,220.80 and 2,930,579.20

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Solution

The fourth proportional to 4,827,145.60, 7,230,220.80 and 2,930,579.20 is: 4,389,495.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827,145.60 : 7,230,220.80 = 2,930,579.20 : x
  2. Step 2: Convert to fraction form
    4,827,145.60/7,230,220.80 = 2,930,579.20/x
  3. Step 3: Cross multiply
    4,827,145.60x = 7,230,220.80 × 2,930,579.20
  4. Step 4: Simplify right side
    4,827,145.60x = 21,188,734,687,887.36
  5. Step 5: Solve for x
    x = 21,188,734,687,887.36/4,827,145.60
  6. Step 6: Final answer
    x = 4,389,495.67

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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.