Finding the Fourth Proportional to 1,713,642.96, 2,565,672.12 and 1,291,596.24
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Solution
The fourth proportional to 1,713,642.96, 2,565,672.12 and 1,291,596.24 is: 1,933,782.32
Step by Step Solution
- Step 1: Write the proportion equation
1,713,642.96 : 2,565,672.12 = 1,291,596.24 : x - Step 2: Convert to fraction form
1,713,642.96/2,565,672.12 = 1,291,596.24/x - Step 3: Cross multiply
1,713,642.96x = 2,565,672.12 × 1,291,596.24 - Step 4: Simplify right side
1,713,642.96x = 3,313,812,463,264.83 - Step 5: Solve for x
x = 3,313,812,463,264.83/1,713,642.96 - Step 6: Final answer
x = 1,933,782.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.