Finding the Fourth Proportional to 3,025,463.08, 4,175,138.99 and 1,667,336.08
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Solution
The fourth proportional to 3,025,463.08, 4,175,138.99 and 1,667,336.08 is: 2,300,923.76
Step by Step Solution
- Step 1: Write the proportion equation
3,025,463.08 : 4,175,138.99 = 1,667,336.08 : x - Step 2: Convert to fraction form
3,025,463.08/4,175,138.99 = 1,667,336.08/x - Step 3: Cross multiply
3,025,463.08x = 4,175,138.99 × 1,667,336.08 - Step 4: Simplify right side
3,025,463.08x = 6,961,359,877,041.76 - Step 5: Solve for x
x = 6,961,359,877,041.76/3,025,463.08 - Step 6: Final answer
x = 2,300,923.76
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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.