Finding the Fourth Proportional to 1,975,369.96, 2,963,054.94 and 479,451.88
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Solution
The fourth proportional to 1,975,369.96, 2,963,054.94 and 479,451.88 is: 719,177.82
Step by Step Solution
- Step 1: Write the proportion equation
1,975,369.96 : 2,963,054.94 = 479,451.88 : x - Step 2: Convert to fraction form
1,975,369.96/2,963,054.94 = 479,451.88/x - Step 3: Cross multiply
1,975,369.96x = 2,963,054.94 × 479,451.88 - Step 4: Simplify right side
1,975,369.96x = 1,420,642,261,526.29 - Step 5: Solve for x
x = 1,420,642,261,526.29/1,975,369.96 - Step 6: Final answer
x = 719,177.82
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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.