Finding the Fourth Proportional to 2,014,106.96, 2,779,467.58 and 1,108,688.96
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Solution
The fourth proportional to 2,014,106.96, 2,779,467.58 and 1,108,688.96 is: 1,529,990.75
Step by Step Solution
- Step 1: Write the proportion equation
2,014,106.96 : 2,779,467.58 = 1,108,688.96 : x - Step 2: Convert to fraction form
2,014,106.96/2,779,467.58 = 1,108,688.96/x - Step 3: Cross multiply
2,014,106.96x = 2,779,467.58 × 1,108,688.96 - Step 4: Simplify right side
2,014,106.96x = 3,081,565,020,623.92 - Step 5: Solve for x
x = 3,081,565,020,623.92/2,014,106.96 - Step 6: Final answer
x = 1,529,990.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.