Finding the Fourth Proportional to 3,099,102.84, 4,648,921.56 and 855,240.84
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Solution
The fourth proportional to 3,099,102.84, 4,648,921.56 and 855,240.84 is: 1,282,935.03
Step by Step Solution
- Step 1: Write the proportion equation
3,099,102.84 : 4,648,921.56 = 855,240.84 : x - Step 2: Convert to fraction form
3,099,102.84/4,648,921.56 = 855,240.84/x - Step 3: Cross multiply
3,099,102.84x = 4,648,921.56 × 855,240.84 - Step 4: Simplify right side
3,099,102.84x = 3,975,947,580,068.51 - Step 5: Solve for x
x = 3,975,947,580,068.51/3,099,102.84 - Step 6: Final answer
x = 1,282,935.03
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1.5x scale
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.