Home / 1,054,967.51-1,582,451.28-256,243.67

Finding the Fourth Proportional to 1,054,967.51, 1,582,451.28 and 256,243.67

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Solution

The fourth proportional to 1,054,967.51, 1,582,451.28 and 256,243.67 is: 384,365.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,967.51 : 1,582,451.28 = 256,243.67 : x
  2. Step 2: Convert to fraction form
    1,054,967.51/1,582,451.28 = 256,243.67/x
  3. Step 3: Cross multiply
    1,054,967.51x = 1,582,451.28 × 256,243.67
  4. Step 4: Simplify right side
    1,054,967.51x = 405,493,124,224.01
  5. Step 5: Solve for x
    x = 405,493,124,224.01/1,054,967.51
  6. Step 6: Final answer
    x = 384,365.51

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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.