Finding the Fourth Proportional to 1,463,033.76, 2,018,989.58 and 818,464.74
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Solution
The fourth proportional to 1,463,033.76, 2,018,989.58 and 818,464.74 is: 1,129,483.01
Step by Step Solution
- Step 1: Write the proportion equation
1,463,033.76 : 2,018,989.58 = 818,464.74 : x - Step 2: Convert to fraction form
1,463,033.76/2,018,989.58 = 818,464.74/x - Step 3: Cross multiply
1,463,033.76x = 2,018,989.58 × 818,464.74 - Step 4: Simplify right side
1,463,033.76x = 1,652,471,777,565.09 - Step 5: Solve for x
x = 1,652,471,777,565.09/1,463,033.76 - Step 6: Final answer
x = 1,129,483.01
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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.