Finding the Fourth Proportional to 4,813,521.30, 6,642,242.37 and 2,748,526.74
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Solution
The fourth proportional to 4,813,521.30, 6,642,242.37 and 2,748,526.74 is: 3,792,728.78
Step by Step Solution
- Step 1: Write the proportion equation
4,813,521.30 : 6,642,242.37 = 2,748,526.74 : x - Step 2: Convert to fraction form
4,813,521.30/6,642,242.37 = 2,748,526.74/x - Step 3: Cross multiply
4,813,521.30x = 6,642,242.37 × 2,748,526.74 - Step 4: Simplify right side
4,813,521.30x = 18,256,380,767,505.98 - Step 5: Solve for x
x = 18,256,380,767,505.98/4,813,521.30 - Step 6: Final answer
x = 3,792,728.78
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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.