Finding the Fourth Proportional to 5,502,683.22, 8,253,886.59 and 1,911,023.70
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Solution
The fourth proportional to 5,502,683.22, 8,253,886.59 and 1,911,023.70 is: 2,866,487.54
Step by Step Solution
- Step 1: Write the proportion equation
5,502,683.22 : 8,253,886.59 = 1,911,023.70 : x - Step 2: Convert to fraction form
5,502,683.22/8,253,886.59 = 1,911,023.70/x - Step 3: Cross multiply
5,502,683.22x = 8,253,886.59 × 1,911,023.70 - Step 4: Simplify right side
5,502,683.22x = 15,773,372,890,602.18 - Step 5: Solve for x
x = 15,773,372,890,602.18/5,502,683.22 - Step 6: Final answer
x = 2,866,487.54
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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.