Finding the Fourth Proportional to 1,146,733.58, 1,720,165.98 and 348,041.18
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Solution
The fourth proportional to 1,146,733.58, 1,720,165.98 and 348,041.18 is: 522,081.68
Step by Step Solution
- Step 1: Write the proportion equation
1,146,733.58 : 1,720,165.98 = 348,041.18 : x - Step 2: Convert to fraction form
1,146,733.58/1,720,165.98 = 348,041.18/x - Step 3: Cross multiply
1,146,733.58x = 1,720,165.98 × 348,041.18 - Step 4: Simplify right side
1,146,733.58x = 598,688,597,475.06 - Step 5: Solve for x
x = 598,688,597,475.06/1,146,733.58 - Step 6: Final answer
x = 522,081.68
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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.