Home / 2,989,209.60-4,480,752.60-1,470,556.80

Finding the Fourth Proportional to 2,989,209.60, 4,480,752.60 and 1,470,556.80

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Solution

The fourth proportional to 2,989,209.60, 4,480,752.60 and 1,470,556.80 is: 2,204,328.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,209.60 : 4,480,752.60 = 1,470,556.80 : x
  2. Step 2: Convert to fraction form
    2,989,209.60/4,480,752.60 = 1,470,556.80/x
  3. Step 3: Cross multiply
    2,989,209.60x = 4,480,752.60 × 1,470,556.80
  4. Step 4: Simplify right side
    2,989,209.60x = 6,589,201,205,047.68
  5. Step 5: Solve for x
    x = 6,589,201,205,047.68/2,989,209.60
  6. Step 6: Final answer
    x = 2,204,328.93

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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.