Finding the Fourth Proportional to 1,715,990.08, 2,369,175.62 and 1,063,308.72
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Solution
The fourth proportional to 1,715,990.08, 2,369,175.62 and 1,063,308.72 is: 1,468,053.41
Step by Step Solution
- Step 1: Write the proportion equation
1,715,990.08 : 2,369,175.62 = 1,063,308.72 : x - Step 2: Convert to fraction form
1,715,990.08/2,369,175.62 = 1,063,308.72/x - Step 3: Cross multiply
1,715,990.08x = 2,369,175.62 × 1,063,308.72 - Step 4: Simplify right side
1,715,990.08x = 2,519,165,095,957.41 - Step 5: Solve for x
x = 2,519,165,095,957.41/1,715,990.08 - Step 6: Final answer
x = 1,468,053.41
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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.