Home / 2,080,185.60-3,120,278.40-1,823,059.20

Finding the Fourth Proportional to 2,080,185.60, 3,120,278.40 and 1,823,059.20

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Solution

The fourth proportional to 2,080,185.60, 3,120,278.40 and 1,823,059.20 is: 2,734,588.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,185.60 : 3,120,278.40 = 1,823,059.20 : x
  2. Step 2: Convert to fraction form
    2,080,185.60/3,120,278.40 = 1,823,059.20/x
  3. Step 3: Cross multiply
    2,080,185.60x = 3,120,278.40 × 1,823,059.20
  4. Step 4: Simplify right side
    2,080,185.60x = 5,688,452,243,681.28
  5. Step 5: Solve for x
    x = 5,688,452,243,681.28/2,080,185.60
  6. Step 6: Final answer
    x = 2,734,588.80

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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.