Finding the Fourth Proportional to 4,354,555.68, 6,009,491.92 and 2,420,848.56
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Solution
The fourth proportional to 4,354,555.68, 6,009,491.92 and 2,420,848.56 is: 3,340,885.02
Step by Step Solution
- Step 1: Write the proportion equation
4,354,555.68 : 6,009,491.92 = 2,420,848.56 : x - Step 2: Convert to fraction form
4,354,555.68/6,009,491.92 = 2,420,848.56/x - Step 3: Cross multiply
4,354,555.68x = 6,009,491.92 × 2,420,848.56 - Step 4: Simplify right side
4,354,555.68x = 14,548,069,860,863.63 - Step 5: Solve for x
x = 14,548,069,860,863.63/4,354,555.68 - Step 6: Final answer
x = 3,340,885.02
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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.