Finding the Fourth Proportional to 1,571,316.21, 2,356,009.74 and 610,650.09
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Solution
The fourth proportional to 1,571,316.21, 2,356,009.74 and 610,650.09 is: 915,600.28
Step by Step Solution
- Step 1: Write the proportion equation
1,571,316.21 : 2,356,009.74 = 610,650.09 : x - Step 2: Convert to fraction form
1,571,316.21/2,356,009.74 = 610,650.09/x - Step 3: Cross multiply
1,571,316.21x = 2,356,009.74 × 610,650.09 - Step 4: Simplify right side
1,571,316.21x = 1,438,697,559,771.88 - Step 5: Solve for x
x = 1,438,697,559,771.88/1,571,316.21 - Step 6: Final answer
x = 915,600.28
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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.