Finding the Fourth Proportional to 4,369,643.75, 6,554,465.63 and 1,377,827.75
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Solution
The fourth proportional to 4,369,643.75, 6,554,465.63 and 1,377,827.75 is: 2,066,741.63
Step by Step Solution
- Step 1: Write the proportion equation
4,369,643.75 : 6,554,465.63 = 1,377,827.75 : x - Step 2: Convert to fraction form
4,369,643.75/6,554,465.63 = 1,377,827.75/x - Step 3: Cross multiply
4,369,643.75x = 6,554,465.63 × 1,377,827.75 - Step 4: Simplify right side
4,369,643.75x = 9,030,924,631,435.23 - Step 5: Solve for x
x = 9,030,924,631,435.23/4,369,643.75 - Step 6: Final answer
x = 2,066,741.63
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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.