Finding the Fourth Proportional to 1,759,448.84, 2,628,256.50 and 1,275,837.53
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Solution
The fourth proportional to 1,759,448.84, 2,628,256.50 and 1,275,837.53 is: 1,905,840.17
Step by Step Solution
- Step 1: Write the proportion equation
1,759,448.84 : 2,628,256.50 = 1,275,837.53 : x - Step 2: Convert to fraction form
1,759,448.84/2,628,256.50 = 1,275,837.53/x - Step 3: Cross multiply
1,759,448.84x = 2,628,256.50 × 1,275,837.53 - Step 4: Simplify right side
1,759,448.84x = 3,353,228,268,025.16 - Step 5: Solve for x
x = 3,353,228,268,025.16/1,759,448.84 - Step 6: Final answer
x = 1,905,840.17
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.