Home / 1,054,186.32-1,579,623.62-814,886.58

Finding the Fourth Proportional to 1,054,186.32, 1,579,623.62 and 814,886.58

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Solution

The fourth proportional to 1,054,186.32, 1,579,623.62 and 814,886.58 is: 1,221,049.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,186.32 : 1,579,623.62 = 814,886.58 : x
  2. Step 2: Convert to fraction form
    1,054,186.32/1,579,623.62 = 814,886.58/x
  3. Step 3: Cross multiply
    1,054,186.32x = 1,579,623.62 × 814,886.58
  4. Step 4: Simplify right side
    1,054,186.32x = 1,287,214,089,389.02
  5. Step 5: Solve for x
    x = 1,287,214,089,389.02/1,054,186.32
  6. Step 6: Final answer
    x = 1,221,049.89

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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.