Finding the Fourth Proportional to 1,219,822.22, 1,683,364.62 and 675,967.08
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Solution
The fourth proportional to 1,219,822.22, 1,683,364.62 and 675,967.08 is: 932,840.09
Step by Step Solution
- Step 1: Write the proportion equation
1,219,822.22 : 1,683,364.62 = 675,967.08 : x - Step 2: Convert to fraction form
1,219,822.22/1,683,364.62 = 675,967.08/x - Step 3: Cross multiply
1,219,822.22x = 1,683,364.62 × 675,967.08 - Step 4: Simplify right side
1,219,822.22x = 1,137,899,075,604.20 - Step 5: Solve for x
x = 1,137,899,075,604.20/1,219,822.22 - Step 6: Final answer
x = 932,840.09
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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.