Finding the Fourth Proportional to 1,090,277.84, 1,635,301.74 and 291,639.98
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Solution
The fourth proportional to 1,090,277.84, 1,635,301.74 and 291,639.98 is: 437,429.20
Step by Step Solution
- Step 1: Write the proportion equation
1,090,277.84 : 1,635,301.74 = 291,639.98 : x - Step 2: Convert to fraction form
1,090,277.84/1,635,301.74 = 291,639.98/x - Step 3: Cross multiply
1,090,277.84x = 1,635,301.74 × 291,639.98 - Step 4: Simplify right side
1,090,277.84x = 476,919,366,747.57 - Step 5: Solve for x
x = 476,919,366,747.57/1,090,277.84 - Step 6: Final answer
x = 437,429.20
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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.