Finding the Fourth Proportional to 1,488,933.68, 2,232,311.81 and 477,479.93
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Solution
The fourth proportional to 1,488,933.68, 2,232,311.81 and 477,479.93 is: 715,870.75
Step by Step Solution
- Step 1: Write the proportion equation
1,488,933.68 : 2,232,311.81 = 477,479.93 : x - Step 2: Convert to fraction form
1,488,933.68/2,232,311.81 = 477,479.93/x - Step 3: Cross multiply
1,488,933.68x = 2,232,311.81 × 477,479.93 - Step 4: Simplify right side
1,488,933.68x = 1,065,884,073,228.01 - Step 5: Solve for x
x = 1,065,884,073,228.01/1,488,933.68 - Step 6: Final answer
x = 715,870.75
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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.