Finding the Fourth Proportional to 984,560.74, 1,479,923.88 and 649,752.90
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Solution
The fourth proportional to 984,560.74, 1,479,923.88 and 649,752.90 is: 976,663.80
Step by Step Solution
- Step 1: Write the proportion equation
984,560.74 : 1,479,923.88 = 649,752.90 : x - Step 2: Convert to fraction form
984,560.74/1,479,923.88 = 649,752.90/x - Step 3: Cross multiply
984,560.74x = 1,479,923.88 × 649,752.90 - Step 4: Simplify right side
984,560.74x = 961,584,832,809.25 - Step 5: Solve for x
x = 961,584,832,809.25/984,560.74 - Step 6: Final answer
x = 976,663.80
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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.