Finding the Fourth Proportional to 1,306,295.54, 1,959,566.99 and 507,638.68
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Solution
The fourth proportional to 1,306,295.54, 1,959,566.99 and 507,638.68 is: 761,506.08
Step by Step Solution
- Step 1: Write the proportion equation
1,306,295.54 : 1,959,566.99 = 507,638.68 : x - Step 2: Convert to fraction form
1,306,295.54/1,959,566.99 = 507,638.68/x - Step 3: Cross multiply
1,306,295.54x = 1,959,566.99 × 507,638.68 - Step 4: Simplify right side
1,306,295.54x = 994,751,992,738.06 - Step 5: Solve for x
x = 994,751,992,738.06/1,306,295.54 - Step 6: Final answer
x = 761,506.08
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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.