Finding the Fourth Proportional to 1,778,392.42, 2,453,511.62 and 1,166,882.74
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Solution
The fourth proportional to 1,778,392.42, 2,453,511.62 and 1,166,882.74 is: 1,609,858.62
Step by Step Solution
- Step 1: Write the proportion equation
1,778,392.42 : 2,453,511.62 = 1,166,882.74 : x - Step 2: Convert to fraction form
1,778,392.42/2,453,511.62 = 1,166,882.74/x - Step 3: Cross multiply
1,778,392.42x = 2,453,511.62 × 1,166,882.74 - Step 4: Simplify right side
1,778,392.42x = 2,862,960,361,767.44 - Step 5: Solve for x
x = 2,862,960,361,767.44/1,778,392.42 - Step 6: Final answer
x = 1,609,858.62
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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.