Finding the Fourth Proportional to 1,719,505.97, 2,370,417.35 and 1,201,652.08
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Solution
The fourth proportional to 1,719,505.97, 2,370,417.35 and 1,201,652.08 is: 1,656,532.15
Step by Step Solution
- Step 1: Write the proportion equation
1,719,505.97 : 2,370,417.35 = 1,201,652.08 : x - Step 2: Convert to fraction form
1,719,505.97/2,370,417.35 = 1,201,652.08/x - Step 3: Cross multiply
1,719,505.97x = 2,370,417.35 × 1,201,652.08 - Step 4: Simplify right side
1,719,505.97x = 2,848,416,927,161.28 - Step 5: Solve for x
x = 2,848,416,927,161.28/1,719,505.97 - Step 6: Final answer
x = 1,656,532.15
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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.