Finding the Fourth Proportional to 1,605,634.56, 2,407,851.74 and 645,766.20
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Solution
The fourth proportional to 1,605,634.56, 2,407,851.74 and 645,766.20 is: 968,407.95
Step by Step Solution
- Step 1: Write the proportion equation
1,605,634.56 : 2,407,851.74 = 645,766.20 : x - Step 2: Convert to fraction form
1,605,634.56/2,407,851.74 = 645,766.20/x - Step 3: Cross multiply
1,605,634.56x = 2,407,851.74 × 645,766.20 - Step 4: Simplify right side
1,605,634.56x = 1,554,909,268,303.19 - Step 5: Solve for x
x = 1,554,909,268,303.19/1,605,634.56 - Step 6: Final answer
x = 968,407.95
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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.