Finding the Fourth Proportional to 1,587,125.37, 2,190,375.87 and 898,964.61
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Solution
The fourth proportional to 1,587,125.37, 2,190,375.87 and 898,964.61 is: 1,240,652.08
Step by Step Solution
- Step 1: Write the proportion equation
1,587,125.37 : 2,190,375.87 = 898,964.61 : x - Step 2: Convert to fraction form
1,587,125.37/2,190,375.87 = 898,964.61/x - Step 3: Cross multiply
1,587,125.37x = 2,190,375.87 × 898,964.61 - Step 4: Simplify right side
1,587,125.37x = 1,969,070,389,727.96 - Step 5: Solve for x
x = 1,969,070,389,727.96/1,587,125.37 - Step 6: Final answer
x = 1,240,652.08
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.