Home / 1,393,458.36-2,090,190.80-382,594.15

Finding the Fourth Proportional to 1,393,458.36, 2,090,190.80 and 382,594.15

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Solution

The fourth proportional to 1,393,458.36, 2,090,190.80 and 382,594.15 is: 573,892.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,458.36 : 2,090,190.80 = 382,594.15 : x
  2. Step 2: Convert to fraction form
    1,393,458.36/2,090,190.80 = 382,594.15/x
  3. Step 3: Cross multiply
    1,393,458.36x = 2,090,190.80 × 382,594.15
  4. Step 4: Simplify right side
    1,393,458.36x = 799,694,772,463.82
  5. Step 5: Solve for x
    x = 799,694,772,463.82/1,393,458.36
  6. Step 6: Final answer
    x = 573,892.12

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Double scale
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Similar ratio
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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.