Finding the Fourth Proportional to 2,122,719.40, 2,924,370.66 and 1,477,029.16
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Solution
The fourth proportional to 2,122,719.40, 2,924,370.66 and 1,477,029.16 is: 2,034,833.59
Step by Step Solution
- Step 1: Write the proportion equation
2,122,719.40 : 2,924,370.66 = 1,477,029.16 : x - Step 2: Convert to fraction form
2,122,719.40/2,924,370.66 = 1,477,029.16/x - Step 3: Cross multiply
2,122,719.40x = 2,924,370.66 × 1,477,029.16 - Step 4: Simplify right side
2,122,719.40x = 4,319,380,739,468.45 - Step 5: Solve for x
x = 4,319,380,739,468.45/2,122,719.40 - Step 6: Final answer
x = 2,034,833.59
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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.