Finding the Fourth Proportional to 2,335,693.30, 3,223,251.57 and 1,317,090.94
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Solution
The fourth proportional to 2,335,693.30, 3,223,251.57 and 1,317,090.94 is: 1,817,582.57
Step by Step Solution
- Step 1: Write the proportion equation
2,335,693.30 : 3,223,251.57 = 1,317,090.94 : x - Step 2: Convert to fraction form
2,335,693.30/3,223,251.57 = 1,317,090.94/x - Step 3: Cross multiply
2,335,693.30x = 3,223,251.57 × 1,317,090.94 - Step 4: Simplify right side
2,335,693.30x = 4,245,315,440,187.78 - Step 5: Solve for x
x = 4,245,315,440,187.78/2,335,693.30 - Step 6: Final answer
x = 1,817,582.57
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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.