Finding the Fourth Proportional to 2,755,731.48, 3,804,765.12 and 2,464,439.28
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Solution
The fourth proportional to 2,755,731.48, 3,804,765.12 and 2,464,439.28 is: 3,402,585.73
Step by Step Solution
- Step 1: Write the proportion equation
2,755,731.48 : 3,804,765.12 = 2,464,439.28 : x - Step 2: Convert to fraction form
2,755,731.48/3,804,765.12 = 2,464,439.28/x - Step 3: Cross multiply
2,755,731.48x = 3,804,765.12 × 2,464,439.28 - Step 4: Simplify right side
2,755,731.48x = 9,376,612,612,901.91 - Step 5: Solve for x
x = 9,376,612,612,901.91/2,755,731.48 - Step 6: Final answer
x = 3,402,585.73
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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.