Finding the Fourth Proportional to 1,455,717.24, 2,184,252.21 and 556,861.86
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Solution
The fourth proportional to 1,455,717.24, 2,184,252.21 and 556,861.86 is: 835,551.52
Step by Step Solution
- Step 1: Write the proportion equation
1,455,717.24 : 2,184,252.21 = 556,861.86 : x - Step 2: Convert to fraction form
1,455,717.24/2,184,252.21 = 556,861.86/x - Step 3: Cross multiply
1,455,717.24x = 2,184,252.21 × 556,861.86 - Step 4: Simplify right side
1,455,717.24x = 1,216,326,748,369.71 - Step 5: Solve for x
x = 1,216,326,748,369.71/1,455,717.24 - Step 6: Final answer
x = 835,551.52
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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.