Finding the Fourth Proportional to 2,515,203.43, 3,470,993.75 and 1,369,291.97
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Solution
The fourth proportional to 2,515,203.43, 3,470,993.75 and 1,369,291.97 is: 1,889,630.01
Step by Step Solution
- Step 1: Write the proportion equation
2,515,203.43 : 3,470,993.75 = 1,369,291.97 : x - Step 2: Convert to fraction form
2,515,203.43/3,470,993.75 = 1,369,291.97/x - Step 3: Cross multiply
2,515,203.43x = 3,470,993.75 × 1,369,291.97 - Step 4: Simplify right side
2,515,203.43x = 4,752,803,881,895.90 - Step 5: Solve for x
x = 4,752,803,881,895.90/2,515,203.43 - Step 6: Final answer
x = 1,889,630.01
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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.