Finding the Fourth Proportional to 2,663,577.68, 3,995,403.39 and 866,470.55
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Solution
The fourth proportional to 2,663,577.68, 3,995,403.39 and 866,470.55 is: 1,299,717.81
Step by Step Solution
- Step 1: Write the proportion equation
2,663,577.68 : 3,995,403.39 = 866,470.55 : x - Step 2: Convert to fraction form
2,663,577.68/3,995,403.39 = 866,470.55/x - Step 3: Cross multiply
2,663,577.68x = 3,995,403.39 × 866,470.55 - Step 4: Simplify right side
2,663,577.68x = 3,461,899,352,828.15 - Step 5: Solve for x
x = 3,461,899,352,828.15/2,663,577.68 - Step 6: Final answer
x = 1,299,717.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.