Finding the Fourth Proportional to 1,856,405.34, 2,784,610.44 and 508,579.79
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Solution
The fourth proportional to 1,856,405.34, 2,784,610.44 and 508,579.79 is: 762,870.34
Step by Step Solution
- Step 1: Write the proportion equation
1,856,405.34 : 2,784,610.44 = 508,579.79 : x - Step 2: Convert to fraction form
1,856,405.34/2,784,610.44 = 508,579.79/x - Step 3: Cross multiply
1,856,405.34x = 2,784,610.44 × 508,579.79 - Step 4: Simplify right side
1,856,405.34x = 1,416,196,578,883.96 - Step 5: Solve for x
x = 1,416,196,578,883.96/1,856,405.34 - Step 6: Final answer
x = 762,870.34
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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.