Finding the Fourth Proportional to 4,429,916.25, 6,113,288.76 and 2,392,725.75
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Solution
The fourth proportional to 4,429,916.25, 6,113,288.76 and 2,392,725.75 is: 3,301,963.88
Step by Step Solution
- Step 1: Write the proportion equation
4,429,916.25 : 6,113,288.76 = 2,392,725.75 : x - Step 2: Convert to fraction form
4,429,916.25/6,113,288.76 = 2,392,725.75/x - Step 3: Cross multiply
4,429,916.25x = 6,113,288.76 × 2,392,725.75 - Step 4: Simplify right side
4,429,916.25x = 14,627,423,433,237.57 - Step 5: Solve for x
x = 14,627,423,433,237.57/4,429,916.25 - Step 6: Final answer
x = 3,301,963.88
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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.