Home / 2,130,609.46-2,936,438.76-1,613,123.44

Finding the Fourth Proportional to 2,130,609.46, 2,936,438.76 and 1,613,123.44

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Solution

The fourth proportional to 2,130,609.46, 2,936,438.76 and 1,613,123.44 is: 2,223,231.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,609.46 : 2,936,438.76 = 1,613,123.44 : x
  2. Step 2: Convert to fraction form
    2,130,609.46/2,936,438.76 = 1,613,123.44/x
  3. Step 3: Cross multiply
    2,130,609.46x = 2,936,438.76 × 1,613,123.44
  4. Step 4: Simplify right side
    2,130,609.46x = 4,736,838,193,880.53
  5. Step 5: Solve for x
    x = 4,736,838,193,880.53/2,130,609.46
  6. Step 6: Final answer
    x = 2,223,231.56

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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.