Finding the Fourth Proportional to 1,130,859.36, 1,696,352.58 and 362,423.94
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Solution
The fourth proportional to 1,130,859.36, 1,696,352.58 and 362,423.94 is: 543,656.27
Step by Step Solution
- Step 1: Write the proportion equation
1,130,859.36 : 1,696,352.58 = 362,423.94 : x - Step 2: Convert to fraction form
1,130,859.36/1,696,352.58 = 362,423.94/x - Step 3: Cross multiply
1,130,859.36x = 1,696,352.58 × 362,423.94 - Step 4: Simplify right side
1,130,859.36x = 614,798,785,672.77 - Step 5: Solve for x
x = 614,798,785,672.77/1,130,859.36 - Step 6: Final answer
x = 543,656.27
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.