Finding the Fourth Proportional to 2,056,228.36, 2,837,638.43 and 1,125,975.18
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Solution
The fourth proportional to 2,056,228.36, 2,837,638.43 and 1,125,975.18 is: 1,553,869.45
Step by Step Solution
- Step 1: Write the proportion equation
2,056,228.36 : 2,837,638.43 = 1,125,975.18 : x - Step 2: Convert to fraction form
2,056,228.36/2,837,638.43 = 1,125,975.18/x - Step 3: Cross multiply
2,056,228.36x = 2,837,638.43 × 1,125,975.18 - Step 4: Simplify right side
2,056,228.36x = 3,195,110,430,696.08 - Step 5: Solve for x
x = 3,195,110,430,696.08/2,056,228.36 - Step 6: Final answer
x = 1,553,869.45
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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.