Home / 1,084,157.58-1,626,088.74-285,372.23

Finding the Fourth Proportional to 1,084,157.58, 1,626,088.74 and 285,372.23

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Solution

The fourth proportional to 1,084,157.58, 1,626,088.74 and 285,372.23 is: 428,019.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,157.58 : 1,626,088.74 = 285,372.23 : x
  2. Step 2: Convert to fraction form
    1,084,157.58/1,626,088.74 = 285,372.23/x
  3. Step 3: Cross multiply
    1,084,157.58x = 1,626,088.74 × 285,372.23
  4. Step 4: Simplify right side
    1,084,157.58x = 464,040,569,911.69
  5. Step 5: Solve for x
    x = 464,040,569,911.69/1,084,157.58
  6. Step 6: Final answer
    x = 428,019.49

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Double scale
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1.5x scale

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.