Finding the Fourth Proportional to 1,609,143.98, 2,413,715.97 and 411,068.93
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Solution
The fourth proportional to 1,609,143.98, 2,413,715.97 and 411,068.93 is: 616,603.40
Step by Step Solution
- Step 1: Write the proportion equation
1,609,143.98 : 2,413,715.97 = 411,068.93 : x - Step 2: Convert to fraction form
1,609,143.98/2,413,715.97 = 411,068.93/x - Step 3: Cross multiply
1,609,143.98x = 2,413,715.97 × 411,068.93 - Step 4: Simplify right side
1,609,143.98x = 992,203,641,111.81 - Step 5: Solve for x
x = 992,203,641,111.81/1,609,143.98 - Step 6: Final answer
x = 616,603.40
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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.