Finding the Fourth Proportional to 1,355,551.58, 2,031,908.65 and 456,682.70
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Solution
The fourth proportional to 1,355,551.58, 2,031,908.65 and 456,682.70 is: 684,546.08
Step by Step Solution
- Step 1: Write the proportion equation
1,355,551.58 : 2,031,908.65 = 456,682.70 : x - Step 2: Convert to fraction form
1,355,551.58/2,031,908.65 = 456,682.70/x - Step 3: Cross multiply
1,355,551.58x = 2,031,908.65 × 456,682.70 - Step 4: Simplify right side
1,355,551.58x = 927,937,517,134.11 - Step 5: Solve for x
x = 927,937,517,134.11/1,355,551.58 - Step 6: Final answer
x = 684,546.08
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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.