Home / 1,090,111.40-1,504,339.05-606,676.42

Finding the Fourth Proportional to 1,090,111.40, 1,504,339.05 and 606,676.42

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Solution

The fourth proportional to 1,090,111.40, 1,504,339.05 and 606,676.42 is: 837,205.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,111.40 : 1,504,339.05 = 606,676.42 : x
  2. Step 2: Convert to fraction form
    1,090,111.40/1,504,339.05 = 606,676.42/x
  3. Step 3: Cross multiply
    1,090,111.40x = 1,504,339.05 × 606,676.42
  4. Step 4: Simplify right side
    1,090,111.40x = 912,647,033,475.66
  5. Step 5: Solve for x
    x = 912,647,033,475.66/1,090,111.40
  6. Step 6: Final answer
    x = 837,205.29

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Double scale
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1.5x scale

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.