Finding the Fourth Proportional to 1,055,674.20, 1,456,083.84 and 647,797.08
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Solution
The fourth proportional to 1,055,674.20, 1,456,083.84 and 647,797.08 is: 893,501.86
Step by Step Solution
- Step 1: Write the proportion equation
1,055,674.20 : 1,456,083.84 = 647,797.08 : x - Step 2: Convert to fraction form
1,055,674.20/1,456,083.84 = 647,797.08/x - Step 3: Cross multiply
1,055,674.20x = 1,456,083.84 × 647,797.08 - Step 4: Simplify right side
1,055,674.20x = 943,246,859,787.19 - Step 5: Solve for x
x = 943,246,859,787.19/1,055,674.20 - Step 6: Final answer
x = 893,501.86
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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.