Home / 2,591,447.45-3,576,173.07-1,429,904.21

Finding the Fourth Proportional to 2,591,447.45, 3,576,173.07 and 1,429,904.21

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Solution

The fourth proportional to 2,591,447.45, 3,576,173.07 and 1,429,904.21 is: 1,973,254.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591,447.45 : 3,576,173.07 = 1,429,904.21 : x
  2. Step 2: Convert to fraction form
    2,591,447.45/3,576,173.07 = 1,429,904.21/x
  3. Step 3: Cross multiply
    2,591,447.45x = 3,576,173.07 × 1,429,904.21
  4. Step 4: Simplify right side
    2,591,447.45x = 5,113,584,903,451.24
  5. Step 5: Solve for x
    x = 5,113,584,903,451.24/2,591,447.45
  6. Step 6: Final answer
    x = 1,973,254.33

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1.5x scale

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.