Finding the Fourth Proportional to 5,554,858.86, 8,330,565.24 and 1,959,785.10
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Solution
The fourth proportional to 5,554,858.86, 8,330,565.24 and 1,959,785.10 is: 2,939,069.75
Step by Step Solution
- Step 1: Write the proportion equation
5,554,858.86 : 8,330,565.24 = 1,959,785.10 : x - Step 2: Convert to fraction form
5,554,858.86/8,330,565.24 = 1,959,785.10/x - Step 3: Cross multiply
5,554,858.86x = 8,330,565.24 × 1,959,785.10 - Step 4: Simplify right side
5,554,858.86x = 16,326,117,631,929.93 - Step 5: Solve for x
x = 16,326,117,631,929.93/5,554,858.86 - Step 6: Final answer
x = 2,939,069.75
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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.