Finding the Fourth Proportional to 2,014,173.20, 2,774,264.16 and 1,548,135.86
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Solution
The fourth proportional to 2,014,173.20, 2,774,264.16 and 1,548,135.86 is: 2,132,357.75
Step by Step Solution
- Step 1: Write the proportion equation
2,014,173.20 : 2,774,264.16 = 1,548,135.86 : x - Step 2: Convert to fraction form
2,014,173.20/2,774,264.16 = 1,548,135.86/x - Step 3: Cross multiply
2,014,173.20x = 2,774,264.16 × 1,548,135.86 - Step 4: Simplify right side
2,014,173.20x = 4,294,937,831,208.78 - Step 5: Solve for x
x = 4,294,937,831,208.78/2,014,173.20 - Step 6: Final answer
x = 2,132,357.75
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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.