Finding the Fourth Proportional to 1,816,702.90, 2,724,963.73 and 679,381.48
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Solution
The fourth proportional to 1,816,702.90, 2,724,963.73 and 679,381.48 is: 1,019,038.33
Step by Step Solution
- Step 1: Write the proportion equation
1,816,702.90 : 2,724,963.73 = 679,381.48 : x - Step 2: Convert to fraction form
1,816,702.90/2,724,963.73 = 679,381.48/x - Step 3: Cross multiply
1,816,702.90x = 2,724,963.73 × 679,381.48 - Step 4: Simplify right side
1,816,702.90x = 1,851,289,891,833.72 - Step 5: Solve for x
x = 1,851,289,891,833.72/1,816,702.90 - Step 6: Final answer
x = 1,019,038.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.