Finding the Fourth Proportional to 1,719,522.96, 2,373,203.25 and 1,237,683.12
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Solution
The fourth proportional to 1,719,522.96, 2,373,203.25 and 1,237,683.12 is: 1,708,190.98
Step by Step Solution
- Step 1: Write the proportion equation
1,719,522.96 : 2,373,203.25 = 1,237,683.12 : x - Step 2: Convert to fraction form
1,719,522.96/2,373,203.25 = 1,237,683.12/x - Step 3: Cross multiply
1,719,522.96x = 2,373,203.25 × 1,237,683.12 - Step 4: Simplify right side
1,719,522.96x = 2,937,273,602,854.14 - Step 5: Solve for x
x = 2,937,273,602,854.14/1,719,522.96 - Step 6: Final answer
x = 1,708,190.98
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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.