Finding the Fourth Proportional to 4,284,943.13, 6,427,452.36 and 1,090,072.69
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Solution
The fourth proportional to 4,284,943.13, 6,427,452.36 and 1,090,072.69 is: 1,635,118.61
Step by Step Solution
- Step 1: Write the proportion equation
4,284,943.13 : 6,427,452.36 = 1,090,072.69 : x - Step 2: Convert to fraction form
4,284,943.13/6,427,452.36 = 1,090,072.69/x - Step 3: Cross multiply
4,284,943.13x = 6,427,452.36 × 1,090,072.69 - Step 4: Simplify right side
4,284,943.13x = 7,006,390,271,931.19 - Step 5: Solve for x
x = 7,006,390,271,931.19/4,284,943.13 - Step 6: Final answer
x = 1,635,118.61
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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.