Finding the Fourth Proportional to 1,759,803.60, 2,428,528.99 and 954,987.60
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Solution
The fourth proportional to 1,759,803.60, 2,428,528.99 and 954,987.60 is: 1,317,882.90
Step by Step Solution
- Step 1: Write the proportion equation
1,759,803.60 : 2,428,528.99 = 954,987.60 : x - Step 2: Convert to fraction form
1,759,803.60/2,428,528.99 = 954,987.60/x - Step 3: Cross multiply
1,759,803.60x = 2,428,528.99 × 954,987.60 - Step 4: Simplify right side
1,759,803.60x = 2,319,215,071,690.52 - Step 5: Solve for x
x = 2,319,215,071,690.52/1,759,803.60 - Step 6: Final answer
x = 1,317,882.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.