Finding the Fourth Proportional to 1,146,307.68, 1,581,942.96 and 637,031.52
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Solution
The fourth proportional to 1,146,307.68, 1,581,942.96 and 637,031.52 is: 879,124.82
Step by Step Solution
- Step 1: Write the proportion equation
1,146,307.68 : 1,581,942.96 = 637,031.52 : x - Step 2: Convert to fraction form
1,146,307.68/1,581,942.96 = 637,031.52/x - Step 3: Cross multiply
1,146,307.68x = 1,581,942.96 × 637,031.52 - Step 4: Simplify right side
1,146,307.68x = 1,007,747,528,362.10 - Step 5: Solve for x
x = 1,007,747,528,362.10/1,146,307.68 - Step 6: Final answer
x = 879,124.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.