Finding the Fourth Proportional to 1,124,647.08, 1,686,797.31 and 366,486.63
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Solution
The fourth proportional to 1,124,647.08, 1,686,797.31 and 366,486.63 is: 549,673.46
Step by Step Solution
- Step 1: Write the proportion equation
1,124,647.08 : 1,686,797.31 = 366,486.63 : x - Step 2: Convert to fraction form
1,124,647.08/1,686,797.31 = 366,486.63/x - Step 3: Cross multiply
1,124,647.08x = 1,686,797.31 × 366,486.63 - Step 4: Simplify right side
1,124,647.08x = 618,188,654,622.31 - Step 5: Solve for x
x = 618,188,654,622.31/1,124,647.08 - Step 6: Final answer
x = 549,673.46
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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.