Home / 1,090,395.80-1,504,790.40-606,930.28

Finding the Fourth Proportional to 1,090,395.80, 1,504,790.40 and 606,930.28

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Solution

The fourth proportional to 1,090,395.80, 1,504,790.40 and 606,930.28 is: 837,588.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,395.80 : 1,504,790.40 = 606,930.28 : x
  2. Step 2: Convert to fraction form
    1,090,395.80/1,504,790.40 = 606,930.28/x
  3. Step 3: Cross multiply
    1,090,395.80x = 1,504,790.40 × 606,930.28
  4. Step 4: Simplify right side
    1,090,395.80x = 913,302,858,813.31
  5. Step 5: Solve for x
    x = 913,302,858,813.31/1,090,395.80
  6. Step 6: Final answer
    x = 837,588.39

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Similar ratio
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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.