Finding the Fourth Proportional to 1,488,934.68, 2,232,313.30 and 477,480.93
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Solution
The fourth proportional to 1,488,934.68, 2,232,313.30 and 477,480.93 is: 715,872.26
Step by Step Solution
- Step 1: Write the proportion equation
1,488,934.68 : 2,232,313.30 = 477,480.93 : x - Step 2: Convert to fraction form
1,488,934.68/2,232,313.30 = 477,480.93/x - Step 3: Cross multiply
1,488,934.68x = 2,232,313.30 × 477,480.93 - Step 4: Simplify right side
1,488,934.68x = 1,065,887,030,535.37 - Step 5: Solve for x
x = 1,065,887,030,535.37/1,488,934.68 - Step 6: Final answer
x = 715,872.26
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.