Home / 3,115,334.40-4,665,128.40-2,485,478.40

Finding the Fourth Proportional to 3,115,334.40, 4,665,128.40 and 2,485,478.40

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Solution

The fourth proportional to 3,115,334.40, 4,665,128.40 and 2,485,478.40 is: 3,721,936.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,334.40 : 4,665,128.40 = 2,485,478.40 : x
  2. Step 2: Convert to fraction form
    3,115,334.40/4,665,128.40 = 2,485,478.40/x
  3. Step 3: Cross multiply
    3,115,334.40x = 4,665,128.40 × 2,485,478.40
  4. Step 4: Simplify right side
    3,115,334.40x = 11,595,075,871,426.56
  5. Step 5: Solve for x
    x = 11,595,075,871,426.56/3,115,334.40
  6. Step 6: Final answer
    x = 3,721,936.20

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1.5x scale

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.