Finding the Fourth Proportional to 1,630,604.88, 2,250,442.26 and 986,029.74
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Solution
The fourth proportional to 1,630,604.88, 2,250,442.26 and 986,029.74 is: 1,360,846.53
Step by Step Solution
- Step 1: Write the proportion equation
1,630,604.88 : 2,250,442.26 = 986,029.74 : x - Step 2: Convert to fraction form
1,630,604.88/2,250,442.26 = 986,029.74/x - Step 3: Cross multiply
1,630,604.88x = 2,250,442.26 × 986,029.74 - Step 4: Simplify right side
1,630,604.88x = 2,219,002,996,512.81 - Step 5: Solve for x
x = 2,219,002,996,512.81/1,630,604.88 - Step 6: Final answer
x = 1,360,846.53
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.