Finding the Fourth Proportional to 2,476,367.13, 3,417,561.95 and 1,374,159.09
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Solution
The fourth proportional to 2,476,367.13, 3,417,561.95 and 1,374,159.09 is: 1,896,436.82
Step by Step Solution
- Step 1: Write the proportion equation
2,476,367.13 : 3,417,561.95 = 1,374,159.09 : x - Step 2: Convert to fraction form
2,476,367.13/3,417,561.95 = 1,374,159.09/x - Step 3: Cross multiply
2,476,367.13x = 3,417,561.95 × 1,374,159.09 - Step 4: Simplify right side
2,476,367.13x = 4,696,273,812,359.83 - Step 5: Solve for x
x = 4,696,273,812,359.83/2,476,367.13 - Step 6: Final answer
x = 1,896,436.82
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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.