Finding the Fourth Proportional to 4,552,129.53, 6,281,865.43 and 2,487,100.79
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Solution
The fourth proportional to 4,552,129.53, 6,281,865.43 and 2,487,100.79 is: 3,432,159.03
Step by Step Solution
- Step 1: Write the proportion equation
4,552,129.53 : 6,281,865.43 = 2,487,100.79 : x - Step 2: Convert to fraction form
4,552,129.53/6,281,865.43 = 2,487,100.79/x - Step 3: Cross multiply
4,552,129.53x = 6,281,865.43 × 2,487,100.79 - Step 4: Simplify right side
4,552,129.53x = 15,623,632,483,113.60 - Step 5: Solve for x
x = 15,623,632,483,113.60/4,552,129.53 - Step 6: Final answer
x = 3,432,159.03
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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.