Finding the Fourth Proportional to 1,039,509.99, 1,434,529.68 and 580,643.88
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Solution
The fourth proportional to 1,039,509.99, 1,434,529.68 and 580,643.88 is: 801,291.85
Step by Step Solution
- Step 1: Write the proportion equation
1,039,509.99 : 1,434,529.68 = 580,643.88 : x - Step 2: Convert to fraction form
1,039,509.99/1,434,529.68 = 580,643.88/x - Step 3: Cross multiply
1,039,509.99x = 1,434,529.68 × 580,643.88 - Step 4: Simplify right side
1,039,509.99x = 832,950,879,370.36 - Step 5: Solve for x
x = 832,950,879,370.36/1,039,509.99 - Step 6: Final answer
x = 801,291.85
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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.