Finding the Fourth Proportional to 1,371,397.68, 2,058,423.24 and 661,925.04
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Solution
The fourth proportional to 1,371,397.68, 2,058,423.24 and 661,925.04 is: 993,527.92
Step by Step Solution
- Step 1: Write the proportion equation
1,371,397.68 : 2,058,423.24 = 661,925.04 : x - Step 2: Convert to fraction form
1,371,397.68/2,058,423.24 = 661,925.04/x - Step 3: Cross multiply
1,371,397.68x = 2,058,423.24 × 661,925.04 - Step 4: Simplify right side
1,371,397.68x = 1,362,521,885,473.93 - Step 5: Solve for x
x = 1,362,521,885,473.93/1,371,397.68 - Step 6: Final answer
x = 993,527.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.