Home / 2,135,358.89-2,946,795.15-1,168,489.29

Finding the Fourth Proportional to 2,135,358.89, 2,946,795.15 and 1,168,489.29

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Solution

The fourth proportional to 2,135,358.89, 2,946,795.15 and 1,168,489.29 is: 1,612,515.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,358.89 : 2,946,795.15 = 1,168,489.29 : x
  2. Step 2: Convert to fraction form
    2,135,358.89/2,946,795.15 = 1,168,489.29/x
  3. Step 3: Cross multiply
    2,135,358.89x = 2,946,795.15 × 1,168,489.29
  4. Step 4: Simplify right side
    2,135,358.89x = 3,443,298,572,598.94
  5. Step 5: Solve for x
    x = 3,443,298,572,598.94/2,135,358.89
  6. Step 6: Final answer
    x = 1,612,515.16

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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.