Finding the Fourth Proportional to 2,407,608.90, 3,319,594.98 and 2,080,330.42
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Solution
The fourth proportional to 2,407,608.90, 3,319,594.98 and 2,080,330.42 is: 2,868,345.61
Step by Step Solution
- Step 1: Write the proportion equation
2,407,608.90 : 3,319,594.98 = 2,080,330.42 : x - Step 2: Convert to fraction form
2,407,608.90/3,319,594.98 = 2,080,330.42/x - Step 3: Cross multiply
2,407,608.90x = 3,319,594.98 × 2,080,330.42 - Step 4: Simplify right side
2,407,608.90x = 6,905,854,418,973.29 - Step 5: Solve for x
x = 6,905,854,418,973.29/2,407,608.90 - Step 6: Final answer
x = 2,868,345.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.