Finding the Fourth Proportional to 4,612,476.27, 6,365,278.28 and 2,547,485.58
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Solution
The fourth proportional to 4,612,476.27, 6,365,278.28 and 2,547,485.58 is: 3,515,563.81
Step by Step Solution
- Step 1: Write the proportion equation
4,612,476.27 : 6,365,278.28 = 2,547,485.58 : x - Step 2: Convert to fraction form
4,612,476.27/6,365,278.28 = 2,547,485.58/x - Step 3: Cross multiply
4,612,476.27x = 6,365,278.28 × 2,547,485.58 - Step 4: Simplify right side
4,612,476.27x = 16,215,454,637,355.92 - Step 5: Solve for x
x = 16,215,454,637,355.92/4,612,476.27 - Step 6: Final answer
x = 3,515,563.81
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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.