Finding the Fourth Proportional to 1,971,307.08, 2,957,128.29 and 551,364.12
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Solution
The fourth proportional to 1,971,307.08, 2,957,128.29 and 551,364.12 is: 827,093.08
Step by Step Solution
- Step 1: Write the proportion equation
1,971,307.08 : 2,957,128.29 = 551,364.12 : x - Step 2: Convert to fraction form
1,971,307.08/2,957,128.29 = 551,364.12/x - Step 3: Cross multiply
1,971,307.08x = 2,957,128.29 × 551,364.12 - Step 4: Simplify right side
1,971,307.08x = 1,630,454,437,342.95 - Step 5: Solve for x
x = 1,630,454,437,342.95/1,971,307.08 - Step 6: Final answer
x = 827,093.08
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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.