Finding the Fourth Proportional to 4,786,316.49, 6,605,158.95 and 2,610,869.31
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Solution
The fourth proportional to 4,786,316.49, 6,605,158.95 and 2,610,869.31 is: 3,603,022.66
Step by Step Solution
- Step 1: Write the proportion equation
4,786,316.49 : 6,605,158.95 = 2,610,869.31 : x - Step 2: Convert to fraction form
4,786,316.49/6,605,158.95 = 2,610,869.31/x - Step 3: Cross multiply
4,786,316.49x = 6,605,158.95 × 2,610,869.31 - Step 4: Simplify right side
4,786,316.49x = 17,245,206,790,226.83 - Step 5: Solve for x
x = 17,245,206,790,226.83/4,786,316.49 - Step 6: Final answer
x = 3,603,022.66
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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.