Finding the Fourth Proportional to 3,130,295.10, 4,701,145.05 and 2,738,384.70
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Solution
The fourth proportional to 3,130,295.10, 4,701,145.05 and 2,738,384.70 is: 4,112,565.51
Step by Step Solution
- Step 1: Write the proportion equation
3,130,295.10 : 4,701,145.05 = 2,738,384.70 : x - Step 2: Convert to fraction form
3,130,295.10/4,701,145.05 = 2,738,384.70/x - Step 3: Cross multiply
3,130,295.10x = 4,701,145.05 × 2,738,384.70 - Step 4: Simplify right side
3,130,295.10x = 12,873,543,677,400.74 - Step 5: Solve for x
x = 12,873,543,677,400.74/3,130,295.10 - Step 6: Final answer
x = 4,112,565.51
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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.