Home / 1,070,059.11-1,605,145.10-271,347.56

Finding the Fourth Proportional to 1,070,059.11, 1,605,145.10 and 271,347.56

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Solution

The fourth proportional to 1,070,059.11, 1,605,145.10 and 271,347.56 is: 407,035.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,059.11 : 1,605,145.10 = 271,347.56 : x
  2. Step 2: Convert to fraction form
    1,070,059.11/1,605,145.10 = 271,347.56/x
  3. Step 3: Cross multiply
    1,070,059.11x = 1,605,145.10 × 271,347.56
  4. Step 4: Simplify right side
    1,070,059.11x = 435,552,196,948.49
  5. Step 5: Solve for x
    x = 435,552,196,948.49/1,070,059.11
  6. Step 6: Final answer
    x = 407,035.64

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Double scale
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1.5x scale

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.