Home / 1,752,669.60-2,628,745.20-490,624.80

Finding the Fourth Proportional to 1,752,669.60, 2,628,745.20 and 490,624.80

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Solution

The fourth proportional to 1,752,669.60, 2,628,745.20 and 490,624.80 is: 735,864.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,669.60 : 2,628,745.20 = 490,624.80 : x
  2. Step 2: Convert to fraction form
    1,752,669.60/2,628,745.20 = 490,624.80/x
  3. Step 3: Cross multiply
    1,752,669.60x = 2,628,745.20 × 490,624.80
  4. Step 4: Simplify right side
    1,752,669.60x = 1,289,727,588,000.96
  5. Step 5: Solve for x
    x = 1,289,727,588,000.96/1,752,669.60
  6. Step 6: Final answer
    x = 735,864.64

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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.