Home / 1,120,961.25-1,547,626.37-719,253.09

Finding the Fourth Proportional to 1,120,961.25, 1,547,626.37 and 719,253.09

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Solution

The fourth proportional to 1,120,961.25, 1,547,626.37 and 719,253.09 is: 993,018.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,961.25 : 1,547,626.37 = 719,253.09 : x
  2. Step 2: Convert to fraction form
    1,120,961.25/1,547,626.37 = 719,253.09/x
  3. Step 3: Cross multiply
    1,120,961.25x = 1,547,626.37 × 719,253.09
  4. Step 4: Simplify right side
    1,120,961.25x = 1,113,135,045,191.72
  5. Step 5: Solve for x
    x = 1,113,135,045,191.72/1,120,961.25
  6. Step 6: Final answer
    x = 993,018.31

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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.