Finding the Fourth Proportional to 5,674,735.21, 8,516,642.07 and 2,980,649.17
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Solution
The fourth proportional to 5,674,735.21, 8,516,642.07 and 2,980,649.17 is: 4,473,357.99
Step by Step Solution
- Step 1: Write the proportion equation
5,674,735.21 : 8,516,642.07 = 2,980,649.17 : x - Step 2: Convert to fraction form
5,674,735.21/8,516,642.07 = 2,980,649.17/x - Step 3: Cross multiply
5,674,735.21x = 8,516,642.07 × 2,980,649.17 - Step 4: Simplify right side
5,674,735.21x = 25,385,122,117,132.58 - Step 5: Solve for x
x = 25,385,122,117,132.58/5,674,735.21 - Step 6: Final answer
x = 4,473,357.99
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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.