Finding the Fourth Proportional to 1,869,988.17, 2,810,047.17 and 1,017,689.97
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Solution
The fourth proportional to 1,869,988.17, 2,810,047.17 and 1,017,689.97 is: 1,529,291.40
Step by Step Solution
- Step 1: Write the proportion equation
1,869,988.17 : 2,810,047.17 = 1,017,689.97 : x - Step 2: Convert to fraction form
1,869,988.17/2,810,047.17 = 1,017,689.97/x - Step 3: Cross multiply
1,869,988.17x = 2,810,047.17 × 1,017,689.97 - Step 4: Simplify right side
1,869,988.17x = 2,859,756,820,135.89 - Step 5: Solve for x
x = 2,859,756,820,135.89/1,869,988.17 - Step 6: Final answer
x = 1,529,291.40
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.