Home / 1,336,553.20-2,004,829.80-1,242,074.80

Finding the Fourth Proportional to 1,336,553.20, 2,004,829.80 and 1,242,074.80

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Solution

The fourth proportional to 1,336,553.20, 2,004,829.80 and 1,242,074.80 is: 1,863,112.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,553.20 : 2,004,829.80 = 1,242,074.80 : x
  2. Step 2: Convert to fraction form
    1,336,553.20/2,004,829.80 = 1,242,074.80/x
  3. Step 3: Cross multiply
    1,336,553.20x = 2,004,829.80 × 1,242,074.80
  4. Step 4: Simplify right side
    1,336,553.20x = 2,490,148,572,869.04
  5. Step 5: Solve for x
    x = 2,490,148,572,869.04/1,336,553.20
  6. Step 6: Final answer
    x = 1,863,112.20

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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.