Finding the Fourth Proportional to 4,537,065.05, 6,805,597.58 and 3,509,612.45
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Solution
The fourth proportional to 4,537,065.05, 6,805,597.58 and 3,509,612.45 is: 5,264,418.68
Step by Step Solution
- Step 1: Write the proportion equation
4,537,065.05 : 6,805,597.58 = 3,509,612.45 : x - Step 2: Convert to fraction form
4,537,065.05/6,805,597.58 = 3,509,612.45/x - Step 3: Cross multiply
4,537,065.05x = 6,805,597.58 × 3,509,612.45 - Step 4: Simplify right side
4,537,065.05x = 23,885,009,978,909.81 - Step 5: Solve for x
x = 23,885,009,978,909.81/4,537,065.05 - Step 6: Final answer
x = 5,264,418.68
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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.