Finding the Fourth Proportional to 1,571,971.26, 2,358,416.16 and 506,989.74
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Solution
The fourth proportional to 1,571,971.26, 2,358,416.16 and 506,989.74 is: 760,632.73
Step by Step Solution
- Step 1: Write the proportion equation
1,571,971.26 : 2,358,416.16 = 506,989.74 : x - Step 2: Convert to fraction form
1,571,971.26/2,358,416.16 = 506,989.74/x - Step 3: Cross multiply
1,571,971.26x = 2,358,416.16 × 506,989.74 - Step 4: Simplify right side
1,571,971.26x = 1,195,692,795,770.20 - Step 5: Solve for x
x = 1,195,692,795,770.20/1,571,971.26 - Step 6: Final answer
x = 760,632.73
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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.