Finding the Fourth Proportional to 2,267,499.60, 3,129,031.35 and 1,408,041.41
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Solution
The fourth proportional to 2,267,499.60, 3,129,031.35 and 1,408,041.41 is: 1,943,023.80
Step by Step Solution
- Step 1: Write the proportion equation
2,267,499.60 : 3,129,031.35 = 1,408,041.41 : x - Step 2: Convert to fraction form
2,267,499.60/3,129,031.35 = 1,408,041.41/x - Step 3: Cross multiply
2,267,499.60x = 3,129,031.35 × 1,408,041.41 - Step 4: Simplify right side
2,267,499.60x = 4,405,805,698,343.05 - Step 5: Solve for x
x = 4,405,805,698,343.05/2,267,499.60 - Step 6: Final answer
x = 1,943,023.80
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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.