Finding the Fourth Proportional to 1,117,336.24, 1,541,921.16 and 608,038.48
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Solution
The fourth proportional to 1,117,336.24, 1,541,921.16 and 608,038.48 is: 839,091.55
Step by Step Solution
- Step 1: Write the proportion equation
1,117,336.24 : 1,541,921.16 = 608,038.48 : x - Step 2: Convert to fraction form
1,117,336.24/1,541,921.16 = 608,038.48/x - Step 3: Cross multiply
1,117,336.24x = 1,541,921.16 × 608,038.48 - Step 4: Simplify right side
1,117,336.24x = 937,547,398,406.24 - Step 5: Solve for x
x = 937,547,398,406.24/1,117,336.24 - Step 6: Final answer
x = 839,091.55
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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.