Home / 1,219,603.50-1,682,105.10-832,730.10

Finding the Fourth Proportional to 1,219,603.50, 1,682,105.10 and 832,730.10

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Solution

The fourth proportional to 1,219,603.50, 1,682,105.10 and 832,730.10 is: 1,148,520.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,603.50 : 1,682,105.10 = 832,730.10 : x
  2. Step 2: Convert to fraction form
    1,219,603.50/1,682,105.10 = 832,730.10/x
  3. Step 3: Cross multiply
    1,219,603.50x = 1,682,105.10 × 832,730.10
  4. Step 4: Simplify right side
    1,219,603.50x = 1,400,739,548,133.51
  5. Step 5: Solve for x
    x = 1,400,739,548,133.51/1,219,603.50
  6. Step 6: Final answer
    x = 1,148,520.44

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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.