Finding the Fourth Proportional to 1,225,490.64, 1,837,992.48 and 1,164,729.84
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Solution
The fourth proportional to 1,225,490.64, 1,837,992.48 and 1,164,729.84 is: 1,746,863.35
Step by Step Solution
- Step 1: Write the proportion equation
1,225,490.64 : 1,837,992.48 = 1,164,729.84 : x - Step 2: Convert to fraction form
1,225,490.64/1,837,992.48 = 1,164,729.84/x - Step 3: Cross multiply
1,225,490.64x = 1,837,992.48 × 1,164,729.84 - Step 4: Simplify right side
1,225,490.64x = 2,140,764,687,151.60 - Step 5: Solve for x
x = 2,140,764,687,151.60/1,225,490.64 - Step 6: Final answer
x = 1,746,863.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.