Finding the Fourth Proportional to 4,823,484.84, 6,656,158.08 and 2,863,443.96
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Solution
The fourth proportional to 4,823,484.84, 6,656,158.08 and 2,863,443.96 is: 3,951,403.66
Step by Step Solution
- Step 1: Write the proportion equation
4,823,484.84 : 6,656,158.08 = 2,863,443.96 : x - Step 2: Convert to fraction form
4,823,484.84/6,656,158.08 = 2,863,443.96/x - Step 3: Cross multiply
4,823,484.84x = 6,656,158.08 × 2,863,443.96 - Step 4: Simplify right side
4,823,484.84x = 19,059,535,650,981.20 - Step 5: Solve for x
x = 19,059,535,650,981.20/4,823,484.84 - Step 6: Final answer
x = 3,951,403.66
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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.