Home / 4,928,765.60-7,392,457.20-1,563,312.80

Finding the Fourth Proportional to 4,928,765.60, 7,392,457.20 and 1,563,312.80

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Solution

The fourth proportional to 4,928,765.60, 7,392,457.20 and 1,563,312.80 is: 2,344,749.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928,765.60 : 7,392,457.20 = 1,563,312.80 : x
  2. Step 2: Convert to fraction form
    4,928,765.60/7,392,457.20 = 1,563,312.80/x
  3. Step 3: Cross multiply
    4,928,765.60x = 7,392,457.20 × 1,563,312.80
  4. Step 4: Simplify right side
    4,928,765.60x = 11,556,722,964,212.16
  5. Step 5: Solve for x
    x = 11,556,722,964,212.16/4,928,765.60
  6. Step 6: Final answer
    x = 2,344,749.96

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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.