Home / 3,141,954.14-4,713,300.18-1,120,485.40

Finding the Fourth Proportional to 3,141,954.14, 4,713,300.18 and 1,120,485.40

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Solution

The fourth proportional to 3,141,954.14, 4,713,300.18 and 1,120,485.40 is: 1,680,859.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,954.14 : 4,713,300.18 = 1,120,485.40 : x
  2. Step 2: Convert to fraction form
    3,141,954.14/4,713,300.18 = 1,120,485.40/x
  3. Step 3: Cross multiply
    3,141,954.14x = 4,713,300.18 × 1,120,485.40
  4. Step 4: Simplify right side
    3,141,954.14x = 5,281,184,037,507.37
  5. Step 5: Solve for x
    x = 5,281,184,037,507.37/3,141,954.14
  6. Step 6: Final answer
    x = 1,680,859.68

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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.