Home / 1,090,145.51-1,504,400.81-606,824.84

Finding the Fourth Proportional to 1,090,145.51, 1,504,400.81 and 606,824.84

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Solution

The fourth proportional to 1,090,145.51, 1,504,400.81 and 606,824.84 is: 837,418.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,145.51 : 1,504,400.81 = 606,824.84 : x
  2. Step 2: Convert to fraction form
    1,090,145.51/1,504,400.81 = 606,824.84/x
  3. Step 3: Cross multiply
    1,090,145.51x = 1,504,400.81 × 606,824.84
  4. Step 4: Simplify right side
    1,090,145.51x = 912,907,780,824.12
  5. Step 5: Solve for x
    x = 912,907,780,824.12/1,090,145.51
  6. Step 6: Final answer
    x = 837,418.28

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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.