Finding the Fourth Proportional to 1,278,088.71, 1,915,675.26 and 798,537
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Solution
The fourth proportional to 1,278,088.71, 1,915,675.26 and 798,537 is: 1,196,894.68
Step by Step Solution
- Step 1: Write the proportion equation
1,278,088.71 : 1,915,675.26 = 798,537 : x - Step 2: Convert to fraction form
1,278,088.71/1,915,675.26 = 798,537/x - Step 3: Cross multiply
1,278,088.71x = 1,915,675.26 × 798,537 - Step 4: Simplify right side
1,278,088.71x = 1,529,737,575,094.62 - Step 5: Solve for x
x = 1,529,737,575,094.62/1,278,088.71 - Step 6: Final answer
x = 1,196,894.68
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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.