Finding the Fourth Proportional to 4,900,384.24, 6,761,534.34 and 2,862,800.08
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Solution
The fourth proportional to 4,900,384.24, 6,761,534.34 and 2,862,800.08 is: 3,950,082.30
Step by Step Solution
- Step 1: Write the proportion equation
4,900,384.24 : 6,761,534.34 = 2,862,800.08 : x - Step 2: Convert to fraction form
4,900,384.24/6,761,534.34 = 2,862,800.08/x - Step 3: Cross multiply
4,900,384.24x = 6,761,534.34 × 2,862,800.08 - Step 4: Simplify right side
4,900,384.24x = 19,356,921,049,474.75 - Step 5: Solve for x
x = 19,356,921,049,474.75/4,900,384.24 - Step 6: Final answer
x = 3,950,082.30
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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.