Home / 2,668,821.60-4,003,232.40-1,535,080.80

Finding the Fourth Proportional to 2,668,821.60, 4,003,232.40 and 1,535,080.80

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Solution

The fourth proportional to 2,668,821.60, 4,003,232.40 and 1,535,080.80 is: 2,302,621.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668,821.60 : 4,003,232.40 = 1,535,080.80 : x
  2. Step 2: Convert to fraction form
    2,668,821.60/4,003,232.40 = 1,535,080.80/x
  3. Step 3: Cross multiply
    2,668,821.60x = 4,003,232.40 × 1,535,080.80
  4. Step 4: Simplify right side
    2,668,821.60x = 6,145,285,195,177.92
  5. Step 5: Solve for x
    x = 6,145,285,195,177.92/2,668,821.60
  6. Step 6: Final answer
    x = 2,302,621.20

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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.