Finding the Fourth Proportional to 4,192,635.87, 5,785,802.46 and 2,357,102.16
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Solution
The fourth proportional to 4,192,635.87, 5,785,802.46 and 2,357,102.16 is: 3,252,781.28
Step by Step Solution
- Step 1: Write the proportion equation
4,192,635.87 : 5,785,802.46 = 2,357,102.16 : x - Step 2: Convert to fraction form
4,192,635.87/5,785,802.46 = 2,357,102.16/x - Step 3: Cross multiply
4,192,635.87x = 5,785,802.46 × 2,357,102.16 - Step 4: Simplify right side
4,192,635.87x = 13,637,727,475,799.31 - Step 5: Solve for x
x = 13,637,727,475,799.31/4,192,635.87 - Step 6: Final answer
x = 3,252,781.28
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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.