Finding the Fourth Proportional to 4,600,869.69, 6,349,672.57 and 2,765,922.02
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Solution
The fourth proportional to 4,600,869.69, 6,349,672.57 and 2,765,922.02 is: 3,817,256.38
Step by Step Solution
- Step 1: Write the proportion equation
4,600,869.69 : 6,349,672.57 = 2,765,922.02 : x - Step 2: Convert to fraction form
4,600,869.69/6,349,672.57 = 2,765,922.02/x - Step 3: Cross multiply
4,600,869.69x = 6,349,672.57 × 2,765,922.02 - Step 4: Simplify right side
4,600,869.69x = 17,562,699,171,487.20 - Step 5: Solve for x
x = 17,562,699,171,487.20/4,600,869.69 - Step 6: Final answer
x = 3,817,256.38
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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.