Home / 1,871,145.86-2,581,591.85-1,145,236.82

Finding the Fourth Proportional to 1,871,145.86, 2,581,591.85 and 1,145,236.82

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Solution

The fourth proportional to 1,871,145.86, 2,581,591.85 and 1,145,236.82 is: 1,580,066.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,145.86 : 2,581,591.85 = 1,145,236.82 : x
  2. Step 2: Convert to fraction form
    1,871,145.86/2,581,591.85 = 1,145,236.82/x
  3. Step 3: Cross multiply
    1,871,145.86x = 2,581,591.85 × 1,145,236.82
  4. Step 4: Simplify right side
    1,871,145.86x = 2,956,534,022,197.77
  5. Step 5: Solve for x
    x = 2,956,534,022,197.77/1,871,145.86
  6. Step 6: Final answer
    x = 1,580,066.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.