Finding the Fourth Proportional to 1,440,702.68, 1,988,289.42 and 796,248.68
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Solution
The fourth proportional to 1,440,702.68, 1,988,289.42 and 796,248.68 is: 1,098,889.35
Step by Step Solution
- Step 1: Write the proportion equation
1,440,702.68 : 1,988,289.42 = 796,248.68 : x - Step 2: Convert to fraction form
1,440,702.68/1,988,289.42 = 796,248.68/x - Step 3: Cross multiply
1,440,702.68x = 1,988,289.42 × 796,248.68 - Step 4: Simplify right side
1,440,702.68x = 1,583,172,826,132.97 - Step 5: Solve for x
x = 1,583,172,826,132.97/1,440,702.68 - Step 6: Final answer
x = 1,098,889.35
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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.