Home / 1,054,134.25-1,581,245.12-306,180.25

Finding the Fourth Proportional to 1,054,134.25, 1,581,245.12 and 306,180.25

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Solution

The fourth proportional to 1,054,134.25, 1,581,245.12 and 306,180.25 is: 459,283.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,134.25 : 1,581,245.12 = 306,180.25 : x
  2. Step 2: Convert to fraction form
    1,054,134.25/1,581,245.12 = 306,180.25/x
  3. Step 3: Cross multiply
    1,054,134.25x = 1,581,245.12 × 306,180.25
  4. Step 4: Simplify right side
    1,054,134.25x = 484,146,026,152.88
  5. Step 5: Solve for x
    x = 484,146,026,152.88/1,054,134.25
  6. Step 6: Final answer
    x = 459,283.08

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Double scale
Find fourth proportional to 1,054,135.25, 1,581,246.62 and 306,181.25
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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.