Finding the Fourth Proportional to 4,315,727.42, 6,471,525.60 and 2,039,352.02
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Solution
The fourth proportional to 4,315,727.42, 6,471,525.60 and 2,039,352.02 is: 3,058,051.99
Step by Step Solution
- Step 1: Write the proportion equation
4,315,727.42 : 6,471,525.60 = 2,039,352.02 : x - Step 2: Convert to fraction form
4,315,727.42/6,471,525.60 = 2,039,352.02/x - Step 3: Cross multiply
4,315,727.42x = 6,471,525.60 × 2,039,352.02 - Step 4: Simplify right side
4,315,727.42x = 13,197,718,804,841.71 - Step 5: Solve for x
x = 13,197,718,804,841.71/4,315,727.42 - Step 6: Final answer
x = 3,058,051.99
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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.