Finding the Fourth Proportional to 1,587,684.60, 2,191,192.58 and 943,107.34
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Solution
The fourth proportional to 1,587,684.60, 2,191,192.58 and 943,107.34 is: 1,301,599.70
Step by Step Solution
- Step 1: Write the proportion equation
1,587,684.60 : 2,191,192.58 = 943,107.34 : x - Step 2: Convert to fraction form
1,587,684.60/2,191,192.58 = 943,107.34/x - Step 3: Cross multiply
1,587,684.60x = 2,191,192.58 × 943,107.34 - Step 4: Simplify right side
1,587,684.60x = 2,066,529,805,551.54 - Step 5: Solve for x
x = 2,066,529,805,551.54/1,587,684.60 - Step 6: Final answer
x = 1,301,599.70
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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.