Finding the Fourth Proportional to 4,954,139.60, 6,837,473.48 and 2,779,562.96
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Solution
The fourth proportional to 4,954,139.60, 6,837,473.48 and 2,779,562.96 is: 3,836,223.76
Step by Step Solution
- Step 1: Write the proportion equation
4,954,139.60 : 6,837,473.48 = 2,779,562.96 : x - Step 2: Convert to fraction form
4,954,139.60/6,837,473.48 = 2,779,562.96/x - Step 3: Cross multiply
4,954,139.60x = 6,837,473.48 × 2,779,562.96 - Step 4: Simplify right side
4,954,139.60x = 19,005,188,024,990.30 - Step 5: Solve for x
x = 19,005,188,024,990.30/4,954,139.60 - Step 6: Final answer
x = 3,836,223.76
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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.