Finding the Fourth Proportional to 1,810,563.36, 2,497,538.30 and 1,130,318.88
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Solution
The fourth proportional to 1,810,563.36, 2,497,538.30 and 1,130,318.88 is: 1,559,191.33
Step by Step Solution
- Step 1: Write the proportion equation
1,810,563.36 : 2,497,538.30 = 1,130,318.88 : x - Step 2: Convert to fraction form
1,810,563.36/2,497,538.30 = 1,130,318.88/x - Step 3: Cross multiply
1,810,563.36x = 2,497,538.30 × 1,130,318.88 - Step 4: Simplify right side
1,810,563.36x = 2,823,014,694,013.10 - Step 5: Solve for x
x = 2,823,014,694,013.10/1,810,563.36 - Step 6: Final answer
x = 1,559,191.33
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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.