Finding the Fourth Proportional to 1,783,626.68, 2,461,242.12 and 1,058,349.44
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Solution
The fourth proportional to 1,783,626.68, 2,461,242.12 and 1,058,349.44 is: 1,460,425.69
Step by Step Solution
- Step 1: Write the proportion equation
1,783,626.68 : 2,461,242.12 = 1,058,349.44 : x - Step 2: Convert to fraction form
1,783,626.68/2,461,242.12 = 1,058,349.44/x - Step 3: Cross multiply
1,783,626.68x = 2,461,242.12 × 1,058,349.44 - Step 4: Simplify right side
1,783,626.68x = 2,604,854,219,406.41 - Step 5: Solve for x
x = 2,604,854,219,406.41/1,783,626.68 - Step 6: Final answer
x = 1,460,425.69
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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.