Finding the Fourth Proportional to 1,534,395.94, 2,117,466.53 and 855,332.44
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Solution
The fourth proportional to 1,534,395.94, 2,117,466.53 and 855,332.44 is: 1,180,358.84
Step by Step Solution
- Step 1: Write the proportion equation
1,534,395.94 : 2,117,466.53 = 855,332.44 : x - Step 2: Convert to fraction form
1,534,395.94/2,117,466.53 = 855,332.44/x - Step 3: Cross multiply
1,534,395.94x = 2,117,466.53 × 855,332.44 - Step 4: Simplify right side
1,534,395.94x = 1,811,137,807,360.40 - Step 5: Solve for x
x = 1,811,137,807,360.40/1,534,395.94 - Step 6: Final answer
x = 1,180,358.84
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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.