Finding the Fourth Proportional to 1,645,842.04, 2,468,745.24 and 1,248,920.44
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Solution
The fourth proportional to 1,645,842.04, 2,468,745.24 and 1,248,920.44 is: 1,873,367.14
Step by Step Solution
- Step 1: Write the proportion equation
1,645,842.04 : 2,468,745.24 = 1,248,920.44 : x - Step 2: Convert to fraction form
1,645,842.04/2,468,745.24 = 1,248,920.44/x - Step 3: Cross multiply
1,645,842.04x = 2,468,745.24 × 1,248,920.44 - Step 4: Simplify right side
1,645,842.04x = 3,083,266,391,388.71 - Step 5: Solve for x
x = 3,083,266,391,388.71/1,645,842.04 - Step 6: Final answer
x = 1,873,367.14
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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.