Home / 1,855,325.50-2,781,046.07-776,456.23

Finding the Fourth Proportional to 1,855,325.50, 2,781,046.07 and 776,456.23

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Solution

The fourth proportional to 1,855,325.50, 2,781,046.07 and 776,456.23 is: 1,163,871.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,325.50 : 2,781,046.07 = 776,456.23 : x
  2. Step 2: Convert to fraction form
    1,855,325.50/2,781,046.07 = 776,456.23/x
  3. Step 3: Cross multiply
    1,855,325.50x = 2,781,046.07 × 776,456.23
  4. Step 4: Simplify right side
    1,855,325.50x = 2,159,360,529,181.00
  5. Step 5: Solve for x
    x = 2,159,360,529,181.00/1,855,325.50
  6. Step 6: Final answer
    x = 1,163,871.53

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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.