Finding the Fourth Proportional to 1,499,382.36, 2,249,074.08 and 434,425.14
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Solution
The fourth proportional to 1,499,382.36, 2,249,074.08 and 434,425.14 is: 651,637.87
Step by Step Solution
- Step 1: Write the proportion equation
1,499,382.36 : 2,249,074.08 = 434,425.14 : x - Step 2: Convert to fraction form
1,499,382.36/2,249,074.08 = 434,425.14/x - Step 3: Cross multiply
1,499,382.36x = 2,249,074.08 × 434,425.14 - Step 4: Simplify right side
1,499,382.36x = 977,054,322,074.37 - Step 5: Solve for x
x = 977,054,322,074.37/1,499,382.36 - Step 6: Final answer
x = 651,637.87
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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.