Finding the Fourth Proportional to 5,056,564.61, 7,585,896.68 and 1,690,684.13
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Solution
The fourth proportional to 5,056,564.61, 7,585,896.68 and 1,690,684.13 is: 2,536,377.18
Step by Step Solution
- Step 1: Write the proportion equation
5,056,564.61 : 7,585,896.68 = 1,690,684.13 : x - Step 2: Convert to fraction form
5,056,564.61/7,585,896.68 = 1,690,684.13/x - Step 3: Cross multiply
5,056,564.61x = 7,585,896.68 × 1,690,684.13 - Step 4: Simplify right side
5,056,564.61x = 12,825,355,082,312.78 - Step 5: Solve for x
x = 12,825,355,082,312.78/5,056,564.61 - Step 6: Final answer
x = 2,536,377.18
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.