Finding the Fourth Proportional to 2,036,217.86, 2,809,903.66 and 1,130,858.18
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Solution
The fourth proportional to 2,036,217.86, 2,809,903.66 and 1,130,858.18 is: 1,560,541.53
Step by Step Solution
- Step 1: Write the proportion equation
2,036,217.86 : 2,809,903.66 = 1,130,858.18 : x - Step 2: Convert to fraction form
2,036,217.86/2,809,903.66 = 1,130,858.18/x - Step 3: Cross multiply
2,036,217.86x = 2,809,903.66 × 1,130,858.18 - Step 4: Simplify right side
2,036,217.86x = 3,177,602,519,219.13 - Step 5: Solve for x
x = 3,177,602,519,219.13/2,036,217.86 - Step 6: Final answer
x = 1,560,541.53
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1.5x scale
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.