Home / 1,070,057.61-1,605,142.85-271,346.06

Finding the Fourth Proportional to 1,070,057.61, 1,605,142.85 and 271,346.06

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Solution

The fourth proportional to 1,070,057.61, 1,605,142.85 and 271,346.06 is: 407,033.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,057.61 : 1,605,142.85 = 271,346.06 : x
  2. Step 2: Convert to fraction form
    1,070,057.61/1,605,142.85 = 271,346.06/x
  3. Step 3: Cross multiply
    1,070,057.61x = 1,605,142.85 × 271,346.06
  4. Step 4: Simplify right side
    1,070,057.61x = 435,549,178,702.23
  5. Step 5: Solve for x
    x = 435,549,178,702.23/1,070,057.61
  6. Step 6: Final answer
    x = 407,033.39

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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.