Finding the Fourth Proportional to 4,718,952.68, 6,497,239.60 and 4,287,946.02
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Solution
The fourth proportional to 4,718,952.68, 6,497,239.60 and 4,287,946.02 is: 5,903,812.68
Step by Step Solution
- Step 1: Write the proportion equation
4,718,952.68 : 6,497,239.60 = 4,287,946.02 : x - Step 2: Convert to fraction form
4,718,952.68/6,497,239.60 = 4,287,946.02/x - Step 3: Cross multiply
4,718,952.68x = 6,497,239.60 × 4,287,946.02 - Step 4: Simplify right side
4,718,952.68x = 27,859,812,683,806.39 - Step 5: Solve for x
x = 27,859,812,683,806.39/4,718,952.68 - Step 6: Final answer
x = 5,903,812.68
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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.