Home / 1,271,473.52-1,907,336.24-406,691.19

Finding the Fourth Proportional to 1,271,473.52, 1,907,336.24 and 406,691.19

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Solution

The fourth proportional to 1,271,473.52, 1,907,336.24 and 406,691.19 is: 610,077.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,473.52 : 1,907,336.24 = 406,691.19 : x
  2. Step 2: Convert to fraction form
    1,271,473.52/1,907,336.24 = 406,691.19/x
  3. Step 3: Cross multiply
    1,271,473.52x = 1,907,336.24 × 406,691.19
  4. Step 4: Simplify right side
    1,271,473.52x = 775,696,843,142.27
  5. Step 5: Solve for x
    x = 775,696,843,142.27/1,271,473.52
  6. Step 6: Final answer
    x = 610,077.08

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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.