Finding the Fourth Proportional to 4,314,761.28, 6,470,459.55 and 1,617,616.44
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Solution
The fourth proportional to 4,314,761.28, 6,470,459.55 and 1,617,616.44 is: 2,425,793.93
Step by Step Solution
- Step 1: Write the proportion equation
4,314,761.28 : 6,470,459.55 = 1,617,616.44 : x - Step 2: Convert to fraction form
4,314,761.28/6,470,459.55 = 1,617,616.44/x - Step 3: Cross multiply
4,314,761.28x = 6,470,459.55 × 1,617,616.44 - Step 4: Simplify right side
4,314,761.28x = 10,466,721,742,435.00 - Step 5: Solve for x
x = 10,466,721,742,435.00/4,314,761.28 - Step 6: Final answer
x = 2,425,793.93
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.