Home / 3,161,293.10-4,742,143.42-1,111,702.22

Finding the Fourth Proportional to 3,161,293.10, 4,742,143.42 and 1,111,702.22

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Solution

The fourth proportional to 3,161,293.10, 4,742,143.42 and 1,111,702.22 is: 1,667,624.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161,293.10 : 4,742,143.42 = 1,111,702.22 : x
  2. Step 2: Convert to fraction form
    3,161,293.10/4,742,143.42 = 1,111,702.22/x
  3. Step 3: Cross multiply
    3,161,293.10x = 4,742,143.42 × 1,111,702.22
  4. Step 4: Simplify right side
    3,161,293.10x = 5,271,851,367,572.39
  5. Step 5: Solve for x
    x = 5,271,851,367,572.39/3,161,293.10
  6. Step 6: Final answer
    x = 1,667,624.99

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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.