Finding the Fourth Proportional to 4,871,633.48, 6,722,804.66 and 2,696,180.84
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Solution
The fourth proportional to 4,871,633.48, 6,722,804.66 and 2,696,180.84 is: 3,720,702.14
Step by Step Solution
- Step 1: Write the proportion equation
4,871,633.48 : 6,722,804.66 = 2,696,180.84 : x - Step 2: Convert to fraction form
4,871,633.48/6,722,804.66 = 2,696,180.84/x - Step 3: Cross multiply
4,871,633.48x = 6,722,804.66 × 2,696,180.84 - Step 4: Simplify right side
4,871,633.48x = 18,125,897,115,354.71 - Step 5: Solve for x
x = 18,125,897,115,354.71/4,871,633.48 - Step 6: Final answer
x = 3,720,702.14
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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.