Finding the Fourth Proportional to 1,552,420.12, 2,141,464.80 and 932,066.68
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Solution
The fourth proportional to 1,552,420.12, 2,141,464.80 and 932,066.68 is: 1,285,726.69
Step by Step Solution
- Step 1: Write the proportion equation
1,552,420.12 : 2,141,464.80 = 932,066.68 : x - Step 2: Convert to fraction form
1,552,420.12/2,141,464.80 = 932,066.68/x - Step 3: Cross multiply
1,552,420.12x = 2,141,464.80 × 932,066.68 - Step 4: Simplify right side
1,552,420.12x = 1,995,987,986,472.86 - Step 5: Solve for x
x = 1,995,987,986,472.86/1,552,420.12 - Step 6: Final answer
x = 1,285,726.69
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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.