Finding the Fourth Proportional to 5,736,959.68, 8,602,288.08 and 3,940,295.20
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Solution
The fourth proportional to 5,736,959.68, 8,602,288.08 and 3,940,295.20 is: 5,908,278.31
Step by Step Solution
- Step 1: Write the proportion equation
5,736,959.68 : 8,602,288.08 = 3,940,295.20 : x - Step 2: Convert to fraction form
5,736,959.68/8,602,288.08 = 3,940,295.20/x - Step 3: Cross multiply
5,736,959.68x = 8,602,288.08 × 3,940,295.20 - Step 4: Simplify right side
5,736,959.68x = 33,895,554,430,641.22 - Step 5: Solve for x
x = 33,895,554,430,641.22/5,736,959.68 - Step 6: Final answer
x = 5,908,278.31
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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.