Home / 1,191,973.05-1,788,014.67-393,324.39

Finding the Fourth Proportional to 1,191,973.05, 1,788,014.67 and 393,324.39

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Solution

The fourth proportional to 1,191,973.05, 1,788,014.67 and 393,324.39 is: 590,004.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,973.05 : 1,788,014.67 = 393,324.39 : x
  2. Step 2: Convert to fraction form
    1,191,973.05/1,788,014.67 = 393,324.39/x
  3. Step 3: Cross multiply
    1,191,973.05x = 1,788,014.67 × 393,324.39
  4. Step 4: Simplify right side
    1,191,973.05x = 703,269,779,388.80
  5. Step 5: Solve for x
    x = 703,269,779,388.80/1,191,973.05
  6. Step 6: Final answer
    x = 590,004.77

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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.