Finding the Fourth Proportional to 2,440,772.41, 3,368,638.74 and 1,558,102.87
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Solution
The fourth proportional to 2,440,772.41, 3,368,638.74 and 1,558,102.87 is: 2,150,419.95
Step by Step Solution
- Step 1: Write the proportion equation
2,440,772.41 : 3,368,638.74 = 1,558,102.87 : x - Step 2: Convert to fraction form
2,440,772.41/3,368,638.74 = 1,558,102.87/x - Step 3: Cross multiply
2,440,772.41x = 3,368,638.74 × 1,558,102.87 - Step 4: Simplify right side
2,440,772.41x = 5,248,685,688,787.18 - Step 5: Solve for x
x = 5,248,685,688,787.18/2,440,772.41 - Step 6: Final answer
x = 2,150,419.95
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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.