Finding the Fourth Proportional to 1,630,684.14, 2,250,400.42 and 905,544
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Solution
The fourth proportional to 1,630,684.14, 2,250,400.42 and 905,544 is: 1,249,681.99
Step by Step Solution
- Step 1: Write the proportion equation
1,630,684.14 : 2,250,400.42 = 905,544 : x - Step 2: Convert to fraction form
1,630,684.14/2,250,400.42 = 905,544/x - Step 3: Cross multiply
1,630,684.14x = 2,250,400.42 × 905,544 - Step 4: Simplify right side
1,630,684.14x = 2,037,836,597,928.48 - Step 5: Solve for x
x = 2,037,836,597,928.48/1,630,684.14 - Step 6: Final answer
x = 1,249,681.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.