Finding the Fourth Proportional to 2,019,618.06, 2,787,551.26 and 1,160,676.24
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Solution
The fourth proportional to 2,019,618.06, 2,787,551.26 and 1,160,676.24 is: 1,602,008.11
Step by Step Solution
- Step 1: Write the proportion equation
2,019,618.06 : 2,787,551.26 = 1,160,676.24 : x - Step 2: Convert to fraction form
2,019,618.06/2,787,551.26 = 1,160,676.24/x - Step 3: Cross multiply
2,019,618.06x = 2,787,551.26 × 1,160,676.24 - Step 4: Simplify right side
2,019,618.06x = 3,235,444,508,437.86 - Step 5: Solve for x
x = 3,235,444,508,437.86/2,019,618.06 - Step 6: Final answer
x = 1,602,008.11
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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.