Finding the Fourth Proportional to 3,824,026.98, 5,736,198.76 and 1,128,352.18
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Solution
The fourth proportional to 3,824,026.98, 5,736,198.76 and 1,128,352.18 is: 1,692,574.97
Step by Step Solution
- Step 1: Write the proportion equation
3,824,026.98 : 5,736,198.76 = 1,128,352.18 : x - Step 2: Convert to fraction form
3,824,026.98/5,736,198.76 = 1,128,352.18/x - Step 3: Cross multiply
3,824,026.98x = 5,736,198.76 × 1,128,352.18 - Step 4: Simplify right side
3,824,026.98x = 6,472,452,358,597.92 - Step 5: Solve for x
x = 6,472,452,358,597.92/3,824,026.98 - Step 6: Final answer
x = 1,692,574.97
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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.