Finding the Fourth Proportional to 1,437,927.48, 2,157,615.36 and 958,478.76
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Solution
The fourth proportional to 1,437,927.48, 2,157,615.36 and 958,478.76 is: 1,438,200.83
Step by Step Solution
- Step 1: Write the proportion equation
1,437,927.48 : 2,157,615.36 = 958,478.76 : x - Step 2: Convert to fraction form
1,437,927.48/2,157,615.36 = 958,478.76/x - Step 3: Cross multiply
1,437,927.48x = 2,157,615.36 × 958,478.76 - Step 4: Simplify right side
1,437,927.48x = 2,068,028,494,809.75 - Step 5: Solve for x
x = 2,068,028,494,809.75/1,437,927.48 - Step 6: Final answer
x = 1,438,200.83
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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.