Home / 1,085,461.35-1,496,206.45-855,644.10

Finding the Fourth Proportional to 1,085,461.35, 1,496,206.45 and 855,644.10

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Solution

The fourth proportional to 1,085,461.35, 1,496,206.45 and 855,644.10 is: 1,179,424.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,461.35 : 1,496,206.45 = 855,644.10 : x
  2. Step 2: Convert to fraction form
    1,085,461.35/1,496,206.45 = 855,644.10/x
  3. Step 3: Cross multiply
    1,085,461.35x = 1,496,206.45 × 855,644.10
  4. Step 4: Simplify right side
    1,085,461.35x = 1,280,220,221,324.44
  5. Step 5: Solve for x
    x = 1,280,220,221,324.44/1,085,461.35
  6. Step 6: Final answer
    x = 1,179,424.97

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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.