Home / 3,742,872.60-5,616,286.92-2,655,683.64

Finding the Fourth Proportional to 3,742,872.60, 5,616,286.92 and 2,655,683.64

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Solution

The fourth proportional to 3,742,872.60, 5,616,286.92 and 2,655,683.64 is: 3,984,928.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742,872.60 : 5,616,286.92 = 2,655,683.64 : x
  2. Step 2: Convert to fraction form
    3,742,872.60/5,616,286.92 = 2,655,683.64/x
  3. Step 3: Cross multiply
    3,742,872.60x = 5,616,286.92 × 2,655,683.64
  4. Step 4: Simplify right side
    3,742,872.60x = 14,915,081,290,989.99
  5. Step 5: Solve for x
    x = 14,915,081,290,989.99/3,742,872.60
  6. Step 6: Final answer
    x = 3,984,928.93

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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.