Finding the Fourth Proportional to 4,779,963.09, 7,172,064 and 2,504,946.67
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Solution
The fourth proportional to 4,779,963.09, 7,172,064 and 2,504,946.67 is: 3,758,530.66
Step by Step Solution
- Step 1: Write the proportion equation
4,779,963.09 : 7,172,064 = 2,504,946.67 : x - Step 2: Convert to fraction form
4,779,963.09/7,172,064 = 2,504,946.67/x - Step 3: Cross multiply
4,779,963.09x = 7,172,064 × 2,504,946.67 - Step 4: Simplify right side
4,779,963.09x = 17,965,637,815,896.72 - Step 5: Solve for x
x = 17,965,637,815,896.72/4,779,963.09 - Step 6: Final answer
x = 3,758,530.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.