Finding the Fourth Proportional to 1,975,368.96, 2,963,053.44 and 479,450.88
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Solution
The fourth proportional to 1,975,368.96, 2,963,053.44 and 479,450.88 is: 719,176.32
Step by Step Solution
- Step 1: Write the proportion equation
1,975,368.96 : 2,963,053.44 = 479,450.88 : x - Step 2: Convert to fraction form
1,975,368.96/2,963,053.44 = 479,450.88/x - Step 3: Cross multiply
1,975,368.96x = 2,963,053.44 × 479,450.88 - Step 4: Simplify right side
1,975,368.96x = 1,420,638,579,295.03 - Step 5: Solve for x
x = 1,420,638,579,295.03/1,975,368.96 - Step 6: Final answer
x = 719,176.32
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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.