Finding the Fourth Proportional to 2,683,296.24, 3,702,928.68 and 1,521,963.60
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Solution
The fourth proportional to 2,683,296.24, 3,702,928.68 and 1,521,963.60 is: 2,100,298.35
Step by Step Solution
- Step 1: Write the proportion equation
2,683,296.24 : 3,702,928.68 = 1,521,963.60 : x - Step 2: Convert to fraction form
2,683,296.24/3,702,928.68 = 1,521,963.60/x - Step 3: Cross multiply
2,683,296.24x = 3,702,928.68 × 1,521,963.60 - Step 4: Simplify right side
2,683,296.24x = 5,635,722,664,356.05 - Step 5: Solve for x
x = 5,635,722,664,356.05/2,683,296.24 - Step 6: Final answer
x = 2,100,298.35
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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.