Finding the Fourth Proportional to 1,537,162.68, 2,116,588.68 and 1,392,984.84
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Solution
The fourth proportional to 1,537,162.68, 2,116,588.68 and 1,392,984.84 is: 1,918,063.70
Step by Step Solution
- Step 1: Write the proportion equation
1,537,162.68 : 2,116,588.68 = 1,392,984.84 : x - Step 2: Convert to fraction form
1,537,162.68/2,116,588.68 = 1,392,984.84/x - Step 3: Cross multiply
1,537,162.68x = 2,116,588.68 × 1,392,984.84 - Step 4: Simplify right side
1,537,162.68x = 2,948,375,943,755.61 - Step 5: Solve for x
x = 2,948,375,943,755.61/1,537,162.68 - Step 6: Final answer
x = 1,918,063.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.