Home / 3,692,931.18-5,097,095.34-2,165,530.38

Finding the Fourth Proportional to 3,692,931.18, 5,097,095.34 and 2,165,530.38

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Solution

The fourth proportional to 3,692,931.18, 5,097,095.34 and 2,165,530.38 is: 2,988,930.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,692,931.18 : 5,097,095.34 = 2,165,530.38 : x
  2. Step 2: Convert to fraction form
    3,692,931.18/5,097,095.34 = 2,165,530.38/x
  3. Step 3: Cross multiply
    3,692,931.18x = 5,097,095.34 × 2,165,530.38
  4. Step 4: Simplify right side
    3,692,931.18x = 11,037,914,808,526.43
  5. Step 5: Solve for x
    x = 11,037,914,808,526.43/3,692,931.18
  6. Step 6: Final answer
    x = 2,988,930.55

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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.