Home / 1,782,906.20-2,674,359.30-1,628,941.40

Finding the Fourth Proportional to 1,782,906.20, 2,674,359.30 and 1,628,941.40

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Solution

The fourth proportional to 1,782,906.20, 2,674,359.30 and 1,628,941.40 is: 2,443,412.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,906.20 : 2,674,359.30 = 1,628,941.40 : x
  2. Step 2: Convert to fraction form
    1,782,906.20/2,674,359.30 = 1,628,941.40/x
  3. Step 3: Cross multiply
    1,782,906.20x = 2,674,359.30 × 1,628,941.40
  4. Step 4: Simplify right side
    1,782,906.20x = 4,356,374,582,245.02
  5. Step 5: Solve for x
    x = 4,356,374,582,245.02/1,782,906.20
  6. Step 6: Final answer
    x = 2,443,412.10

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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.