Finding the Fourth Proportional to 4,594,853.70, 6,340,793.13 and 2,876,921.46
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Solution
The fourth proportional to 4,594,853.70, 6,340,793.13 and 2,876,921.46 is: 3,970,085.89
Step by Step Solution
- Step 1: Write the proportion equation
4,594,853.70 : 6,340,793.13 = 2,876,921.46 : x - Step 2: Convert to fraction form
4,594,853.70/6,340,793.13 = 2,876,921.46/x - Step 3: Cross multiply
4,594,853.70x = 6,340,793.13 × 2,876,921.46 - Step 4: Simplify right side
4,594,853.70x = 18,241,963,829,117.57 - Step 5: Solve for x
x = 18,241,963,829,117.57/4,594,853.70 - Step 6: Final answer
x = 3,970,085.89
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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.