Finding the Fourth Proportional to 4,554,547.92, 6,280,190.28 and 3,725,038.80
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Solution
The fourth proportional to 4,554,547.92, 6,280,190.28 and 3,725,038.80 is: 5,136,393.97
Step by Step Solution
- Step 1: Write the proportion equation
4,554,547.92 : 6,280,190.28 = 3,725,038.80 : x - Step 2: Convert to fraction form
4,554,547.92/6,280,190.28 = 3,725,038.80/x - Step 3: Cross multiply
4,554,547.92x = 6,280,190.28 × 3,725,038.80 - Step 4: Simplify right side
4,554,547.92x = 23,393,952,464,382.86 - Step 5: Solve for x
x = 23,393,952,464,382.86/4,554,547.92 - Step 6: Final answer
x = 5,136,393.97
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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.