Finding the Fourth Proportional to 1,715,854.48, 2,366,895.40 and 1,070,153.66
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Solution
The fourth proportional to 1,715,854.48, 2,366,895.40 and 1,070,153.66 is: 1,476,198.48
Step by Step Solution
- Step 1: Write the proportion equation
1,715,854.48 : 2,366,895.40 = 1,070,153.66 : x - Step 2: Convert to fraction form
1,715,854.48/2,366,895.40 = 1,070,153.66/x - Step 3: Cross multiply
1,715,854.48x = 2,366,895.40 × 1,070,153.66 - Step 4: Simplify right side
1,715,854.48x = 2,532,941,760,637.30 - Step 5: Solve for x
x = 2,532,941,760,637.30/1,715,854.48 - Step 6: Final answer
x = 1,476,198.48
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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.