Finding the Fourth Proportional to 1,422,993.99, 2,134,776.78 and 524,440.47
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Solution
The fourth proportional to 1,422,993.99, 2,134,776.78 and 524,440.47 is: 786,766.03
Step by Step Solution
- Step 1: Write the proportion equation
1,422,993.99 : 2,134,776.78 = 524,440.47 : x - Step 2: Convert to fraction form
1,422,993.99/2,134,776.78 = 524,440.47/x - Step 3: Cross multiply
1,422,993.99x = 2,134,776.78 × 524,440.47 - Step 4: Simplify right side
1,422,993.99x = 1,119,563,337,848.29 - Step 5: Solve for x
x = 1,119,563,337,848.29/1,422,993.99 - Step 6: Final answer
x = 786,766.03
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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.