Finding the Fourth Proportional to 2,941,398.55, 4,412,351.99 and 811,482.67
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Solution
The fourth proportional to 2,941,398.55, 4,412,351.99 and 811,482.67 is: 1,217,294.12
Step by Step Solution
- Step 1: Write the proportion equation
2,941,398.55 : 4,412,351.99 = 811,482.67 : x - Step 2: Convert to fraction form
2,941,398.55/4,412,351.99 = 811,482.67/x - Step 3: Cross multiply
2,941,398.55x = 4,412,351.99 × 811,482.67 - Step 4: Simplify right side
2,941,398.55x = 3,580,547,173,825.01 - Step 5: Solve for x
x = 3,580,547,173,825.01/2,941,398.55 - Step 6: Final answer
x = 1,217,294.12
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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.