Finding the Fourth Proportional to 3,075,497.70, 4,613,246.55 and 1,277,783.70
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Solution
The fourth proportional to 3,075,497.70, 4,613,246.55 and 1,277,783.70 is: 1,916,675.55
Step by Step Solution
- Step 1: Write the proportion equation
3,075,497.70 : 4,613,246.55 = 1,277,783.70 : x - Step 2: Convert to fraction form
3,075,497.70/4,613,246.55 = 1,277,783.70/x - Step 3: Cross multiply
3,075,497.70x = 4,613,246.55 × 1,277,783.70 - Step 4: Simplify right side
3,075,497.70x = 5,894,731,245,671.24 - Step 5: Solve for x
x = 5,894,731,245,671.24/3,075,497.70 - Step 6: Final answer
x = 1,916,675.55
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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.