Home / 4,298,982.65-5,931,621.96-3,138,061.54

Finding the Fourth Proportional to 4,298,982.65, 5,931,621.96 and 3,138,061.54

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Solution

The fourth proportional to 4,298,982.65, 5,931,621.96 and 3,138,061.54 is: 4,329,813.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,298,982.65 : 5,931,621.96 = 3,138,061.54 : x
  2. Step 2: Convert to fraction form
    4,298,982.65/5,931,621.96 = 3,138,061.54/x
  3. Step 3: Cross multiply
    4,298,982.65x = 5,931,621.96 × 3,138,061.54
  4. Step 4: Simplify right side
    4,298,982.65x = 18,613,794,742,495.42
  5. Step 5: Solve for x
    x = 18,613,794,742,495.42/4,298,982.65
  6. Step 6: Final answer
    x = 4,329,813.88

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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.