Finding the Fourth Proportional to 4,821,077.86, 6,653,187.75 and 2,645,494.00
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Solution
The fourth proportional to 4,821,077.86, 6,653,187.75 and 2,645,494.00 is: 3,650,836.76
Step by Step Solution
- Step 1: Write the proportion equation
4,821,077.86 : 6,653,187.75 = 2,645,494.00 : x - Step 2: Convert to fraction form
4,821,077.86/6,653,187.75 = 2,645,494.00/x - Step 3: Cross multiply
4,821,077.86x = 6,653,187.75 × 2,645,494.00 - Step 4: Simplify right side
4,821,077.86x = 17,600,968,266,786.13 - Step 5: Solve for x
x = 17,600,968,266,786.13/4,821,077.86 - Step 6: Final answer
x = 3,650,836.76
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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.