Finding the Fourth Proportional to 1,124,465.36, 1,686,696.68 and 366,305.59
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Solution
The fourth proportional to 1,124,465.36, 1,686,696.68 and 366,305.59 is: 549,457.95
Step by Step Solution
- Step 1: Write the proportion equation
1,124,465.36 : 1,686,696.68 = 366,305.59 : x - Step 2: Convert to fraction form
1,124,465.36/1,686,696.68 = 366,305.59/x - Step 3: Cross multiply
1,124,465.36x = 1,686,696.68 × 366,305.59 - Step 4: Simplify right side
1,124,465.36x = 617,846,425,542.58 - Step 5: Solve for x
x = 617,846,425,542.58/1,124,465.36 - Step 6: Final answer
x = 549,457.95
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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.