Finding the Fourth Proportional to 2,102,844.24, 2,901,922.20 and 1,197,426.24
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Solution
The fourth proportional to 2,102,844.24, 2,901,922.20 and 1,197,426.24 is: 1,652,446.59
Step by Step Solution
- Step 1: Write the proportion equation
2,102,844.24 : 2,901,922.20 = 1,197,426.24 : x - Step 2: Convert to fraction form
2,102,844.24/2,901,922.20 = 1,197,426.24/x - Step 3: Cross multiply
2,102,844.24x = 2,901,922.20 × 1,197,426.24 - Step 4: Simplify right side
2,102,844.24x = 3,474,837,788,718.53 - Step 5: Solve for x
x = 3,474,837,788,718.53/2,102,844.24 - Step 6: Final answer
x = 1,652,446.59
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1.5x scale
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.