Finding the Fourth Proportional to 4,748,378.88, 6,553,095.38 and 2,683,585.26
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Solution
The fourth proportional to 4,748,378.88, 6,553,095.38 and 2,683,585.26 is: 3,703,535.59
Step by Step Solution
- Step 1: Write the proportion equation
4,748,378.88 : 6,553,095.38 = 2,683,585.26 : x - Step 2: Convert to fraction form
4,748,378.88/6,553,095.38 = 2,683,585.26/x - Step 3: Cross multiply
4,748,378.88x = 6,553,095.38 × 2,683,585.26 - Step 4: Simplify right side
4,748,378.88x = 17,585,790,155,724.17 - Step 5: Solve for x
x = 17,585,790,155,724.17/4,748,378.88 - Step 6: Final answer
x = 3,703,535.59
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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.