Finding the Fourth Proportional to 5,564,587.96, 8,347,445.70 and 1,920,842.92
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Solution
The fourth proportional to 5,564,587.96, 8,347,445.70 and 1,920,842.92 is: 2,881,458.98
Step by Step Solution
- Step 1: Write the proportion equation
5,564,587.96 : 8,347,445.70 = 1,920,842.92 : x - Step 2: Convert to fraction form
5,564,587.96/8,347,445.70 = 1,920,842.92/x - Step 3: Cross multiply
5,564,587.96x = 8,347,445.70 × 1,920,842.92 - Step 4: Simplify right side
5,564,587.96x = 16,034,131,972,929.44 - Step 5: Solve for x
x = 16,034,131,972,929.44/5,564,587.96 - Step 6: Final answer
x = 2,881,458.98
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1.5x scale
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.