Finding the Fourth Proportional to 3,883,803.84, 5,357,454.48 and 2,430,977.04
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Solution
The fourth proportional to 3,883,803.84, 5,357,454.48 and 2,430,977.04 is: 3,353,374.52
Step by Step Solution
- Step 1: Write the proportion equation
3,883,803.84 : 5,357,454.48 = 2,430,977.04 : x - Step 2: Convert to fraction form
3,883,803.84/5,357,454.48 = 2,430,977.04/x - Step 3: Cross multiply
3,883,803.84x = 5,357,454.48 × 2,430,977.04 - Step 4: Simplify right side
3,883,803.84x = 13,023,848,833,725.14 - Step 5: Solve for x
x = 13,023,848,833,725.14/3,883,803.84 - Step 6: Final answer
x = 3,353,374.52
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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.