Finding the Fourth Proportional to 4,615,092.99, 6,923,295.45 and 1,420,485.39
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Solution
The fourth proportional to 4,615,092.99, 6,923,295.45 and 1,420,485.39 is: 2,130,929.99
Step by Step Solution
- Step 1: Write the proportion equation
4,615,092.99 : 6,923,295.45 = 1,420,485.39 : x - Step 2: Convert to fraction form
4,615,092.99/6,923,295.45 = 1,420,485.39/x - Step 3: Cross multiply
4,615,092.99x = 6,923,295.45 × 1,420,485.39 - Step 4: Simplify right side
4,615,092.99x = 9,834,440,037,378.48 - Step 5: Solve for x
x = 9,834,440,037,378.48/4,615,092.99 - Step 6: Final answer
x = 2,130,929.99
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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.