Finding the Fourth Proportional to 1,715,866.35, 2,366,911.77 and 1,070,165.54
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Solution
The fourth proportional to 1,715,866.35, 2,366,911.77 and 1,070,165.54 is: 1,476,214.86
Step by Step Solution
- Step 1: Write the proportion equation
1,715,866.35 : 2,366,911.77 = 1,070,165.54 : x - Step 2: Convert to fraction form
1,715,866.35/2,366,911.77 = 1,070,165.54/x - Step 3: Cross multiply
1,715,866.35x = 2,366,911.77 × 1,070,165.54 - Step 4: Simplify right side
1,715,866.35x = 2,532,987,400,639.85 - Step 5: Solve for x
x = 2,532,987,400,639.85/1,715,866.35 - Step 6: Final answer
x = 1,476,214.86
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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.