Finding the Fourth Proportional to 1,298,842.62, 1,946,134.08 and 917,902.80
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Solution
The fourth proportional to 1,298,842.62, 1,946,134.08 and 917,902.80 is: 1,375,349.02
Step by Step Solution
- Step 1: Write the proportion equation
1,298,842.62 : 1,946,134.08 = 917,902.80 : x - Step 2: Convert to fraction form
1,298,842.62/1,946,134.08 = 917,902.80/x - Step 3: Cross multiply
1,298,842.62x = 1,946,134.08 × 917,902.80 - Step 4: Simplify right side
1,298,842.62x = 1,786,361,921,207.42 - Step 5: Solve for x
x = 1,786,361,921,207.42/1,298,842.62 - Step 6: Final answer
x = 1,375,349.02
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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.