Finding the Fourth Proportional to 1,051,737.08, 1,577,044.32 and 545,788.62
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Solution
The fourth proportional to 1,051,737.08, 1,577,044.32 and 545,788.62 is: 818,391.65
Step by Step Solution
- Step 1: Write the proportion equation
1,051,737.08 : 1,577,044.32 = 545,788.62 : x - Step 2: Convert to fraction form
1,051,737.08/1,577,044.32 = 545,788.62/x - Step 3: Cross multiply
1,051,737.08x = 1,577,044.32 × 545,788.62 - Step 4: Simplify right side
1,051,737.08x = 860,732,843,091.64 - Step 5: Solve for x
x = 860,732,843,091.64/1,051,737.08 - Step 6: Final answer
x = 818,391.65
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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.