Finding the Fourth Proportional to 4,579,246.36, 6,860,786.22 and 2,778,473.08
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Solution
The fourth proportional to 4,579,246.36, 6,860,786.22 and 2,778,473.08 is: 4,162,805.04
Step by Step Solution
- Step 1: Write the proportion equation
4,579,246.36 : 6,860,786.22 = 2,778,473.08 : x - Step 2: Convert to fraction form
4,579,246.36/6,860,786.22 = 2,778,473.08/x - Step 3: Cross multiply
4,579,246.36x = 6,860,786.22 × 2,778,473.08 - Step 4: Simplify right side
4,579,246.36x = 19,062,509,819,904.96 - Step 5: Solve for x
x = 19,062,509,819,904.96/4,579,246.36 - Step 6: Final answer
x = 4,162,805.04
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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.