Finding the Fourth Proportional to 1,755,637.97, 2,421,810.33 and 1,429,302.02
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Solution
The fourth proportional to 1,755,637.97, 2,421,810.33 and 1,429,302.02 is: 1,971,647.03
Step by Step Solution
- Step 1: Write the proportion equation
1,755,637.97 : 2,421,810.33 = 1,429,302.02 : x - Step 2: Convert to fraction form
1,755,637.97/2,421,810.33 = 1,429,302.02/x - Step 3: Cross multiply
1,755,637.97x = 2,421,810.33 × 1,429,302.02 - Step 4: Simplify right side
1,755,637.97x = 3,461,498,384,616.82 - Step 5: Solve for x
x = 3,461,498,384,616.82/1,755,637.97 - Step 6: Final answer
x = 1,971,647.03
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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.