Finding the Fourth Proportional to 1,579,728.06, 2,180,035.35 and 967,881.98
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Solution
The fourth proportional to 1,579,728.06, 2,180,035.35 and 967,881.98 is: 1,335,683.64
Step by Step Solution
- Step 1: Write the proportion equation
1,579,728.06 : 2,180,035.35 = 967,881.98 : x - Step 2: Convert to fraction form
1,579,728.06/2,180,035.35 = 967,881.98/x - Step 3: Cross multiply
1,579,728.06x = 2,180,035.35 × 967,881.98 - Step 4: Simplify right side
1,579,728.06x = 2,110,016,931,027.99 - Step 5: Solve for x
x = 2,110,016,931,027.99/1,579,728.06 - Step 6: Final answer
x = 1,335,683.64
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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.