Finding the Fourth Proportional to 4,490,339.99, 6,739,768.26 and 2,779,307.57
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Solution
The fourth proportional to 4,490,339.99, 6,739,768.26 and 2,779,307.57 is: 4,171,597.02
Step by Step Solution
- Step 1: Write the proportion equation
4,490,339.99 : 6,739,768.26 = 2,779,307.57 : x - Step 2: Convert to fraction form
4,490,339.99/6,739,768.26 = 2,779,307.57/x - Step 3: Cross multiply
4,490,339.99x = 6,739,768.26 × 2,779,307.57 - Step 4: Simplify right side
4,490,339.99x = 18,731,888,911,364.89 - Step 5: Solve for x
x = 18,731,888,911,364.89/4,490,339.99 - Step 6: Final answer
x = 4,171,597.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.