Finding the Fourth Proportional to 4,314,620.13, 6,470,248.25 and 1,617,473.68
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Solution
The fourth proportional to 4,314,620.13, 6,470,248.25 and 1,617,473.68 is: 2,425,579.99
Step by Step Solution
- Step 1: Write the proportion equation
4,314,620.13 : 6,470,248.25 = 1,617,473.68 : x - Step 2: Convert to fraction form
4,314,620.13/6,470,248.25 = 1,617,473.68/x - Step 3: Cross multiply
4,314,620.13x = 6,470,248.25 × 1,617,473.68 - Step 4: Simplify right side
4,314,620.13x = 10,465,456,235,309.12 - Step 5: Solve for x
x = 10,465,456,235,309.12/4,314,620.13 - Step 6: Final answer
x = 2,425,579.99
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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.