Finding the Fourth Proportional to 1,130,741.21, 1,696,319.60 and 372,627.38
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Solution
The fourth proportional to 1,130,741.21, 1,696,319.60 and 372,627.38 is: 559,009.54
Step by Step Solution
- Step 1: Write the proportion equation
1,130,741.21 : 1,696,319.60 = 372,627.38 : x - Step 2: Convert to fraction form
1,130,741.21/1,696,319.60 = 372,627.38/x - Step 3: Cross multiply
1,130,741.21x = 1,696,319.60 × 372,627.38 - Step 4: Simplify right side
1,130,741.21x = 632,095,117,845.91 - Step 5: Solve for x
x = 632,095,117,845.91/1,130,741.21 - Step 6: Final answer
x = 559,009.54
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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.