Finding the Fourth Proportional to 1,197,540.48, 1,649,798.64 and 834,307.32
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Solution
The fourth proportional to 1,197,540.48, 1,649,798.64 and 834,307.32 is: 1,149,388.35
Step by Step Solution
- Step 1: Write the proportion equation
1,197,540.48 : 1,649,798.64 = 834,307.32 : x - Step 2: Convert to fraction form
1,197,540.48/1,649,798.64 = 834,307.32/x - Step 3: Cross multiply
1,197,540.48x = 1,649,798.64 × 834,307.32 - Step 4: Simplify right side
1,197,540.48x = 1,376,439,081,878.04 - Step 5: Solve for x
x = 1,376,439,081,878.04/1,197,540.48 - Step 6: Final answer
x = 1,149,388.35
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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.