Finding the Fourth Proportional to 5,124,403.20, 7,071,552 and 2,832,504.96
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Solution
The fourth proportional to 5,124,403.20, 7,071,552 and 2,832,504.96 is: 3,908,788.07
Step by Step Solution
- Step 1: Write the proportion equation
5,124,403.20 : 7,071,552 = 2,832,504.96 : x - Step 2: Convert to fraction form
5,124,403.20/7,071,552 = 2,832,504.96/x - Step 3: Cross multiply
5,124,403.20x = 7,071,552 × 2,832,504.96 - Step 4: Simplify right side
5,124,403.20x = 20,030,206,114,897.92 - Step 5: Solve for x
x = 20,030,206,114,897.92/5,124,403.20 - Step 6: Final answer
x = 3,908,788.07
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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.