Home / 1,330,716.72-1,836,387.27-757,756.89

Finding the Fourth Proportional to 1,330,716.72, 1,836,387.27 and 757,756.89

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Solution

The fourth proportional to 1,330,716.72, 1,836,387.27 and 757,756.89 is: 1,045,703.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,716.72 : 1,836,387.27 = 757,756.89 : x
  2. Step 2: Convert to fraction form
    1,330,716.72/1,836,387.27 = 757,756.89/x
  3. Step 3: Cross multiply
    1,330,716.72x = 1,836,387.27 × 757,756.89
  4. Step 4: Simplify right side
    1,330,716.72x = 1,391,535,106,550.79
  5. Step 5: Solve for x
    x = 1,391,535,106,550.79/1,330,716.72
  6. Step 6: Final answer
    x = 1,045,703.48

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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.