Home / 3,161,235.42-4,742,057.25-1,111,644.63

Finding the Fourth Proportional to 3,161,235.42, 4,742,057.25 and 1,111,644.63

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Solution

The fourth proportional to 3,161,235.42, 4,742,057.25 and 1,111,644.63 is: 1,667,538.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161,235.42 : 4,742,057.25 = 1,111,644.63 : x
  2. Step 2: Convert to fraction form
    3,161,235.42/4,742,057.25 = 1,111,644.63/x
  3. Step 3: Cross multiply
    3,161,235.42x = 4,742,057.25 × 1,111,644.63
  4. Step 4: Simplify right side
    3,161,235.42x = 5,271,482,477,115.07
  5. Step 5: Solve for x
    x = 5,271,482,477,115.07/3,161,235.42
  6. Step 6: Final answer
    x = 1,667,538.72

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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.