Finding the Fourth Proportional to 2,992,572.74, 4,489,490.46 and 970,659.68
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Solution
The fourth proportional to 2,992,572.74, 4,489,490.46 and 970,659.68 is: 1,456,194.30
Step by Step Solution
- Step 1: Write the proportion equation
2,992,572.74 : 4,489,490.46 = 970,659.68 : x - Step 2: Convert to fraction form
2,992,572.74/4,489,490.46 = 970,659.68/x - Step 3: Cross multiply
2,992,572.74x = 4,489,490.46 × 970,659.68 - Step 4: Simplify right side
2,992,572.74x = 4,357,767,373,266.65 - Step 5: Solve for x
x = 4,357,767,373,266.65/2,992,572.74 - Step 6: Final answer
x = 1,456,194.30
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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.