Home / 1,168,999.69-1,614,333.73-1,105,313.34

Finding the Fourth Proportional to 1,168,999.69, 1,614,333.73 and 1,105,313.34

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Solution

The fourth proportional to 1,168,999.69, 1,614,333.73 and 1,105,313.34 is: 1,526,385.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,999.69 : 1,614,333.73 = 1,105,313.34 : x
  2. Step 2: Convert to fraction form
    1,168,999.69/1,614,333.73 = 1,105,313.34/x
  3. Step 3: Cross multiply
    1,168,999.69x = 1,614,333.73 × 1,105,313.34
  4. Step 4: Simplify right side
    1,168,999.69x = 1,784,344,606,980.96
  5. Step 5: Solve for x
    x = 1,784,344,606,980.96/1,168,999.69
  6. Step 6: Final answer
    x = 1,526,385.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.