Home / 1,054,531.40-1,578,110.70-966,057.80

Finding the Fourth Proportional to 1,054,531.40, 1,578,110.70 and 966,057.80

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Solution

The fourth proportional to 1,054,531.40, 1,578,110.70 and 966,057.80 is: 1,445,709.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,531.40 : 1,578,110.70 = 966,057.80 : x
  2. Step 2: Convert to fraction form
    1,054,531.40/1,578,110.70 = 966,057.80/x
  3. Step 3: Cross multiply
    1,054,531.40x = 1,578,110.70 × 966,057.80
  4. Step 4: Simplify right side
    1,054,531.40x = 1,524,546,150,998.46
  5. Step 5: Solve for x
    x = 1,524,546,150,998.46/1,054,531.40
  6. Step 6: Final answer
    x = 1,445,709.58

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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.