Finding the Fourth Proportional to 1,806,188.12, 2,709,884.45 and 1,201,360.87
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Solution
The fourth proportional to 1,806,188.12, 2,709,884.45 and 1,201,360.87 is: 1,802,441.90
Step by Step Solution
- Step 1: Write the proportion equation
1,806,188.12 : 2,709,884.45 = 1,201,360.87 : x - Step 2: Convert to fraction form
1,806,188.12/2,709,884.45 = 1,201,360.87/x - Step 3: Cross multiply
1,806,188.12x = 2,709,884.45 × 1,201,360.87 - Step 4: Simplify right side
1,806,188.12x = 3,255,549,140,451.47 - Step 5: Solve for x
x = 3,255,549,140,451.47/1,806,188.12 - Step 6: Final answer
x = 1,802,441.90
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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.