Finding the Fourth Proportional to 1,431,984.06, 1,975,646.25 and 887,924.07
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Solution
The fourth proportional to 1,431,984.06, 1,975,646.25 and 887,924.07 is: 1,225,030.30
Step by Step Solution
- Step 1: Write the proportion equation
1,431,984.06 : 1,975,646.25 = 887,924.07 : x - Step 2: Convert to fraction form
1,431,984.06/1,975,646.25 = 887,924.07/x - Step 3: Cross multiply
1,431,984.06x = 1,975,646.25 × 887,924.07 - Step 4: Simplify right side
1,431,984.06x = 1,754,223,859,180.24 - Step 5: Solve for x
x = 1,754,223,859,180.24/1,431,984.06 - Step 6: Final answer
x = 1,225,030.30
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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.