Finding the Fourth Proportional to 2,121,783.01, 3,182,643.36 and 524,346.07
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Solution
The fourth proportional to 2,121,783.01, 3,182,643.36 and 524,346.07 is: 786,511.41
Step by Step Solution
- Step 1: Write the proportion equation
2,121,783.01 : 3,182,643.36 = 524,346.07 : x - Step 2: Convert to fraction form
2,121,783.01/3,182,643.36 = 524,346.07/x - Step 3: Cross multiply
2,121,783.01x = 3,182,643.36 × 524,346.07 - Step 4: Simplify right side
2,121,783.01x = 1,668,806,538,027.60 - Step 5: Solve for x
x = 1,668,806,538,027.60/2,121,783.01 - Step 6: Final answer
x = 786,511.41
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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.