Home / 2,137,211.81-2,949,263.72-1,170,325.44

Finding the Fourth Proportional to 2,137,211.81, 2,949,263.72 and 1,170,325.44

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Solution

The fourth proportional to 2,137,211.81, 2,949,263.72 and 1,170,325.44 is: 1,615,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,137,211.81 : 2,949,263.72 = 1,170,325.44 : x
  2. Step 2: Convert to fraction form
    2,137,211.81/2,949,263.72 = 1,170,325.44/x
  3. Step 3: Cross multiply
    2,137,211.81x = 2,949,263.72 × 1,170,325.44
  4. Step 4: Simplify right side
    2,137,211.81x = 3,451,598,360,785.04
  5. Step 5: Solve for x
    x = 3,451,598,360,785.04/2,137,211.81
  6. Step 6: Final answer
    x = 1,615,000.60

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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.