Finding the Fourth Proportional to 1,649,038.85, 2,476,366.74 and 1,073,641.58
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Solution
The fourth proportional to 1,649,038.85, 2,476,366.74 and 1,073,641.58 is: 1,612,290.88
Step by Step Solution
- Step 1: Write the proportion equation
1,649,038.85 : 2,476,366.74 = 1,073,641.58 : x - Step 2: Convert to fraction form
1,649,038.85/2,476,366.74 = 1,073,641.58/x - Step 3: Cross multiply
1,649,038.85x = 2,476,366.74 × 1,073,641.58 - Step 4: Simplify right side
1,649,038.85x = 2,658,730,287,011.22 - Step 5: Solve for x
x = 2,658,730,287,011.22/1,649,038.85 - Step 6: Final answer
x = 1,612,290.88
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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.