Finding the Fourth Proportional to 2,323,422.74, 3,485,487.88 and 1,185,563.09
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Solution
The fourth proportional to 2,323,422.74, 3,485,487.88 and 1,185,563.09 is: 1,778,525.15
Step by Step Solution
- Step 1: Write the proportion equation
2,323,422.74 : 3,485,487.88 = 1,185,563.09 : x - Step 2: Convert to fraction form
2,323,422.74/3,485,487.88 = 1,185,563.09/x - Step 3: Cross multiply
2,323,422.74x = 3,485,487.88 × 1,185,563.09 - Step 4: Simplify right side
2,323,422.74x = 4,132,265,781,170.35 - Step 5: Solve for x
x = 4,132,265,781,170.35/2,323,422.74 - Step 6: Final answer
x = 1,778,525.15
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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.