Finding the Fourth Proportional to 5,657,480.84, 7,807,495.02 and 3,079,348.04
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Solution
The fourth proportional to 5,657,480.84, 7,807,495.02 and 3,079,348.04 is: 4,249,593.62
Step by Step Solution
- Step 1: Write the proportion equation
5,657,480.84 : 7,807,495.02 = 3,079,348.04 : x - Step 2: Convert to fraction form
5,657,480.84/7,807,495.02 = 3,079,348.04/x - Step 3: Cross multiply
5,657,480.84x = 7,807,495.02 × 3,079,348.04 - Step 4: Simplify right side
5,657,480.84x = 24,041,994,487,146.76 - Step 5: Solve for x
x = 24,041,994,487,146.76/5,657,480.84 - Step 6: Final answer
x = 4,249,593.62
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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.