Finding the Fourth Proportional to 1,728,502.84, 2,385,330.42 and 964,510.84
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Solution
The fourth proportional to 1,728,502.84, 2,385,330.42 and 964,510.84 is: 1,331,023.01
Step by Step Solution
- Step 1: Write the proportion equation
1,728,502.84 : 2,385,330.42 = 964,510.84 : x - Step 2: Convert to fraction form
1,728,502.84/2,385,330.42 = 964,510.84/x - Step 3: Cross multiply
1,728,502.84x = 2,385,330.42 × 964,510.84 - Step 4: Simplify right side
1,728,502.84x = 2,300,677,047,071.75 - Step 5: Solve for x
x = 2,300,677,047,071.75/1,728,502.84 - Step 6: Final answer
x = 1,331,023.01
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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.