Finding the Fourth Proportional to 4,085,787.13, 5,637,895.62 and 2,343,365.95
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Solution
The fourth proportional to 4,085,787.13, 5,637,895.62 and 2,343,365.95 is: 3,233,563.62
Step by Step Solution
- Step 1: Write the proportion equation
4,085,787.13 : 5,637,895.62 = 2,343,365.95 : x - Step 2: Convert to fraction form
4,085,787.13/5,637,895.62 = 2,343,365.95/x - Step 3: Cross multiply
4,085,787.13x = 5,637,895.62 × 2,343,365.95 - Step 4: Simplify right side
4,085,787.13x = 13,211,652,625,562.14 - Step 5: Solve for x
x = 13,211,652,625,562.14/4,085,787.13 - Step 6: Final answer
x = 3,233,563.62
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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.