Finding the Fourth Proportional to 1,778,057.70, 2,453,694.84 and 1,014,124.02
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Solution
The fourth proportional to 1,778,057.70, 2,453,694.84 and 1,014,124.02 is: 1,399,477.01
Step by Step Solution
- Step 1: Write the proportion equation
1,778,057.70 : 2,453,694.84 = 1,014,124.02 : x - Step 2: Convert to fraction form
1,778,057.70/2,453,694.84 = 1,014,124.02/x - Step 3: Cross multiply
1,778,057.70x = 2,453,694.84 × 1,014,124.02 - Step 4: Simplify right side
1,778,057.70x = 2,488,350,874,994.06 - Step 5: Solve for x
x = 2,488,350,874,994.06/1,778,057.70 - Step 6: Final answer
x = 1,399,477.01
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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.