Home / 1,174,732.80-1,760,716.80-613,478.40

Finding the Fourth Proportional to 1,174,732.80, 1,760,716.80 and 613,478.40

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Solution

The fourth proportional to 1,174,732.80, 1,760,716.80 and 613,478.40 is: 919,495.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,732.80 : 1,760,716.80 = 613,478.40 : x
  2. Step 2: Convert to fraction form
    1,174,732.80/1,760,716.80 = 613,478.40/x
  3. Step 3: Cross multiply
    1,174,732.80x = 1,760,716.80 × 613,478.40
  4. Step 4: Simplify right side
    1,174,732.80x = 1,080,161,725,317.12
  5. Step 5: Solve for x
    x = 1,080,161,725,317.12/1,174,732.80
  6. Step 6: Final answer
    x = 919,495.67

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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.