Finding the Fourth Proportional to 1,680,822.24, 2,521,746.96 and 1,007,652.96
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Solution
The fourth proportional to 1,680,822.24, 2,521,746.96 and 1,007,652.96 is: 1,511,787.34
Step by Step Solution
- Step 1: Write the proportion equation
1,680,822.24 : 2,521,746.96 = 1,007,652.96 : x - Step 2: Convert to fraction form
1,680,822.24/2,521,746.96 = 1,007,652.96/x - Step 3: Cross multiply
1,680,822.24x = 2,521,746.96 × 1,007,652.96 - Step 4: Simplify right side
1,680,822.24x = 2,541,045,788,615.00 - Step 5: Solve for x
x = 2,541,045,788,615.00/1,680,822.24 - Step 6: Final answer
x = 1,511,787.34
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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.