Finding the Fourth Proportional to 3,411,045.68, 4,706,706.72 and 1,960,461.02
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Solution
The fourth proportional to 3,411,045.68, 4,706,706.72 and 1,960,461.02 is: 2,705,127.96
Step by Step Solution
- Step 1: Write the proportion equation
3,411,045.68 : 4,706,706.72 = 1,960,461.02 : x - Step 2: Convert to fraction form
3,411,045.68/4,706,706.72 = 1,960,461.02/x - Step 3: Cross multiply
3,411,045.68x = 4,706,706.72 × 1,960,461.02 - Step 4: Simplify right side
3,411,045.68x = 9,227,315,057,132.06 - Step 5: Solve for x
x = 9,227,315,057,132.06/3,411,045.68 - Step 6: Final answer
x = 2,705,127.96
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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.