Home / 1,661,855.60-2,492,783.40-539,924.60

Finding the Fourth Proportional to 1,661,855.60, 2,492,783.40 and 539,924.60

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Solution

The fourth proportional to 1,661,855.60, 2,492,783.40 and 539,924.60 is: 809,886.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,855.60 : 2,492,783.40 = 539,924.60 : x
  2. Step 2: Convert to fraction form
    1,661,855.60/2,492,783.40 = 539,924.60/x
  3. Step 3: Cross multiply
    1,661,855.60x = 2,492,783.40 × 539,924.60
  4. Step 4: Simplify right side
    1,661,855.60x = 1,345,915,080,131.64
  5. Step 5: Solve for x
    x = 1,345,915,080,131.64/1,661,855.60
  6. Step 6: Final answer
    x = 809,886.90

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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.