Finding the Fourth Proportional to 1,103,358.22, 1,523,313.65 and 874,838.59
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Solution
The fourth proportional to 1,103,358.22, 1,523,313.65 and 874,838.59 is: 1,207,815.87
Step by Step Solution
- Step 1: Write the proportion equation
1,103,358.22 : 1,523,313.65 = 874,838.59 : x - Step 2: Convert to fraction form
1,103,358.22/1,523,313.65 = 874,838.59/x - Step 3: Cross multiply
1,103,358.22x = 1,523,313.65 × 874,838.59 - Step 4: Simplify right side
1,103,358.22x = 1,332,653,560,791.92 - Step 5: Solve for x
x = 1,332,653,560,791.92/1,103,358.22 - Step 6: Final answer
x = 1,207,815.87
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.