Finding the Fourth Proportional to 5,470,372.70, 8,205,909.15 and 2,104,579.70
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Solution
The fourth proportional to 5,470,372.70, 8,205,909.15 and 2,104,579.70 is: 3,157,004.24
Step by Step Solution
- Step 1: Write the proportion equation
5,470,372.70 : 8,205,909.15 = 2,104,579.70 : x - Step 2: Convert to fraction form
5,470,372.70/8,205,909.15 = 2,104,579.70/x - Step 3: Cross multiply
5,470,372.70x = 8,205,909.15 × 2,104,579.70 - Step 4: Simplify right side
5,470,372.70x = 17,269,989,817,134.26 - Step 5: Solve for x
x = 17,269,989,817,134.26/5,470,372.70 - Step 6: Final answer
x = 3,157,004.24
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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.