Finding the Fourth Proportional to 3,833,416.60, 5,291,815.26 and 2,475,951.64
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Solution
The fourth proportional to 3,833,416.60, 5,291,815.26 and 2,475,951.64 is: 3,417,911.50
Step by Step Solution
- Step 1: Write the proportion equation
3,833,416.60 : 5,291,815.26 = 2,475,951.64 : x - Step 2: Convert to fraction form
3,833,416.60/5,291,815.26 = 2,475,951.64/x - Step 3: Cross multiply
3,833,416.60x = 5,291,815.26 × 2,475,951.64 - Step 4: Simplify right side
3,833,416.60x = 13,102,278,671,574.03 - Step 5: Solve for x
x = 13,102,278,671,574.03/3,833,416.60 - Step 6: Final answer
x = 3,417,911.50
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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.