Finding the Fourth Proportional to 2,476,369.13, 3,417,564.71 and 1,374,161.09
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Solution
The fourth proportional to 2,476,369.13, 3,417,564.71 and 1,374,161.09 is: 1,896,439.59
Step by Step Solution
- Step 1: Write the proportion equation
2,476,369.13 : 3,417,564.71 = 1,374,161.09 : x - Step 2: Convert to fraction form
2,476,369.13/3,417,564.71 = 1,374,161.09/x - Step 3: Cross multiply
2,476,369.13x = 3,417,564.71 × 1,374,161.09 - Step 4: Simplify right side
2,476,369.13x = 4,696,284,447,039.13 - Step 5: Solve for x
x = 4,696,284,447,039.13/2,476,369.13 - Step 6: Final answer
x = 1,896,439.59
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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.