Finding the Fourth Proportional to 2,688,640.53, 3,710,277.02 and 1,464,956.18
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Solution
The fourth proportional to 2,688,640.53, 3,710,277.02 and 1,464,956.18 is: 2,021,613.97
Step by Step Solution
- Step 1: Write the proportion equation
2,688,640.53 : 3,710,277.02 = 1,464,956.18 : x - Step 2: Convert to fraction form
2,688,640.53/3,710,277.02 = 1,464,956.18/x - Step 3: Cross multiply
2,688,640.53x = 3,710,277.02 × 1,464,956.18 - Step 4: Simplify right side
2,688,640.53x = 5,435,393,249,960.98 - Step 5: Solve for x
x = 5,435,393,249,960.98/2,688,640.53 - Step 6: Final answer
x = 2,021,613.97
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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.