Finding the Fourth Proportional to 2,400,704.22, 3,312,925.41 and 1,312,972.44
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Solution
The fourth proportional to 2,400,704.22, 3,312,925.41 and 1,312,972.44 is: 1,811,876.58
Step by Step Solution
- Step 1: Write the proportion equation
2,400,704.22 : 3,312,925.41 = 1,312,972.44 : x - Step 2: Convert to fraction form
2,400,704.22/3,312,925.41 = 1,312,972.44/x - Step 3: Cross multiply
2,400,704.22x = 3,312,925.41 × 1,312,972.44 - Step 4: Simplify right side
2,400,704.22x = 4,349,779,751,605.88 - Step 5: Solve for x
x = 4,349,779,751,605.88/2,400,704.22 - Step 6: Final answer
x = 1,811,876.58
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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.