Home / 1,536,695.96-2,120,918.04-916,540.92

Finding the Fourth Proportional to 1,536,695.96, 2,120,918.04 and 916,540.92

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Solution

The fourth proportional to 1,536,695.96, 2,120,918.04 and 916,540.92 is: 1,264,992.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,695.96 : 2,120,918.04 = 916,540.92 : x
  2. Step 2: Convert to fraction form
    1,536,695.96/2,120,918.04 = 916,540.92/x
  3. Step 3: Cross multiply
    1,536,695.96x = 2,120,918.04 × 916,540.92
  4. Step 4: Simplify right side
    1,536,695.96x = 1,943,908,171,626.20
  5. Step 5: Solve for x
    x = 1,943,908,171,626.20/1,536,695.96
  6. Step 6: Final answer
    x = 1,264,992.05

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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.