Finding the Fourth Proportional to 1,750,159.93, 2,415,220.72 and 986,240.83
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Solution
The fourth proportional to 1,750,159.93, 2,415,220.72 and 986,240.83 is: 1,361,012.35
Step by Step Solution
- Step 1: Write the proportion equation
1,750,159.93 : 2,415,220.72 = 986,240.83 : x - Step 2: Convert to fraction form
1,750,159.93/2,415,220.72 = 986,240.83/x - Step 3: Cross multiply
1,750,159.93x = 2,415,220.72 × 986,240.83 - Step 4: Simplify right side
1,750,159.93x = 2,381,989,279,022.34 - Step 5: Solve for x
x = 2,381,989,279,022.34/1,750,159.93 - Step 6: Final answer
x = 1,361,012.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.