Finding the Fourth Proportional to 1,820,476.34, 2,512,252.14 and 1,004,674.10
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Solution
The fourth proportional to 1,820,476.34, 2,512,252.14 and 1,004,674.10 is: 1,386,447.38
Step by Step Solution
- Step 1: Write the proportion equation
1,820,476.34 : 2,512,252.14 = 1,004,674.10 : x - Step 2: Convert to fraction form
1,820,476.34/2,512,252.14 = 1,004,674.10/x - Step 3: Cross multiply
1,820,476.34x = 2,512,252.14 × 1,004,674.10 - Step 4: Simplify right side
1,820,476.34x = 2,523,994,657,727.57 - Step 5: Solve for x
x = 2,523,994,657,727.57/1,820,476.34 - Step 6: Final answer
x = 1,386,447.38
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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.