Finding the Fourth Proportional to 3,302,307.68, 4,557,682.72 and 2,013,895.42
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Solution
The fourth proportional to 3,302,307.68, 4,557,682.72 and 2,013,895.42 is: 2,779,479.46
Step by Step Solution
- Step 1: Write the proportion equation
3,302,307.68 : 4,557,682.72 = 2,013,895.42 : x - Step 2: Convert to fraction form
3,302,307.68/4,557,682.72 = 2,013,895.42/x - Step 3: Cross multiply
3,302,307.68x = 4,557,682.72 × 2,013,895.42 - Step 4: Simplify right side
3,302,307.68x = 9,178,696,355,621.14 - Step 5: Solve for x
x = 9,178,696,355,621.14/3,302,307.68 - Step 6: Final answer
x = 2,779,479.46
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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.