Finding the Fourth Proportional to 4,371,405.61, 6,032,578.99 and 2,411,358.70
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Solution
The fourth proportional to 4,371,405.61, 6,032,578.99 and 2,411,358.70 is: 3,327,696.66
Step by Step Solution
- Step 1: Write the proportion equation
4,371,405.61 : 6,032,578.99 = 2,411,358.70 : x - Step 2: Convert to fraction form
4,371,405.61/6,032,578.99 = 2,411,358.70/x - Step 3: Cross multiply
4,371,405.61x = 6,032,578.99 × 2,411,358.70 - Step 4: Simplify right side
4,371,405.61x = 14,546,711,830,973.71 - Step 5: Solve for x
x = 14,546,711,830,973.71/4,371,405.61 - Step 6: Final answer
x = 3,327,696.66
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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.