Home / 1,851,622.60-2,771,213.10-1,291,750.60

Finding the Fourth Proportional to 1,851,622.60, 2,771,213.10 and 1,291,750.60

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Solution

The fourth proportional to 1,851,622.60, 2,771,213.10 and 1,291,750.60 is: 1,933,286.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,622.60 : 2,771,213.10 = 1,291,750.60 : x
  2. Step 2: Convert to fraction form
    1,851,622.60/2,771,213.10 = 1,291,750.60/x
  3. Step 3: Cross multiply
    1,851,622.60x = 2,771,213.10 × 1,291,750.60
  4. Step 4: Simplify right side
    1,851,622.60x = 3,579,716,184,652.86
  5. Step 5: Solve for x
    x = 3,579,716,184,652.86/1,851,622.60
  6. Step 6: Final answer
    x = 1,933,286.07

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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.