Finding the Fourth Proportional to 2,038,495.74, 2,813,143.01 and 1,120,731.36
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Solution
The fourth proportional to 2,038,495.74, 2,813,143.01 and 1,120,731.36 is: 1,546,619.66
Step by Step Solution
- Step 1: Write the proportion equation
2,038,495.74 : 2,813,143.01 = 1,120,731.36 : x - Step 2: Convert to fraction form
2,038,495.74/2,813,143.01 = 1,120,731.36/x - Step 3: Cross multiply
2,038,495.74x = 2,813,143.01 × 1,120,731.36 - Step 4: Simplify right side
2,038,495.74x = 3,152,777,585,868.14 - Step 5: Solve for x
x = 3,152,777,585,868.14/2,038,495.74 - Step 6: Final answer
x = 1,546,619.66
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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.