Finding the Fourth Proportional to 1,197,756.06, 1,652,804.08 and 681,372.54
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Solution
The fourth proportional to 1,197,756.06, 1,652,804.08 and 681,372.54 is: 940,237.63
Step by Step Solution
- Step 1: Write the proportion equation
1,197,756.06 : 1,652,804.08 = 681,372.54 : x - Step 2: Convert to fraction form
1,197,756.06/1,652,804.08 = 681,372.54/x - Step 3: Cross multiply
1,197,756.06x = 1,652,804.08 × 681,372.54 - Step 4: Simplify right side
1,197,756.06x = 1,126,175,314,111.96 - Step 5: Solve for x
x = 1,126,175,314,111.96/1,197,756.06 - Step 6: Final answer
x = 940,237.63
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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.