Finding the Fourth Proportional to 2,640,248.16, 3,955,344.87 and 1,503,794.78
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Solution
The fourth proportional to 2,640,248.16, 3,955,344.87 and 1,503,794.78 is: 2,252,828.75
Step by Step Solution
- Step 1: Write the proportion equation
2,640,248.16 : 3,955,344.87 = 1,503,794.78 : x - Step 2: Convert to fraction form
2,640,248.16/3,955,344.87 = 1,503,794.78/x - Step 3: Cross multiply
2,640,248.16x = 3,955,344.87 × 1,503,794.78 - Step 4: Simplify right side
2,640,248.16x = 5,948,026,948,829.05 - Step 5: Solve for x
x = 5,948,026,948,829.05/2,640,248.16 - Step 6: Final answer
x = 2,252,828.75
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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.