Finding the Fourth Proportional to 1,673,473.54, 2,309,393.76 and 909,527.08
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Solution
The fourth proportional to 1,673,473.54, 2,309,393.76 and 909,527.08 is: 1,255,147.52
Step by Step Solution
- Step 1: Write the proportion equation
1,673,473.54 : 2,309,393.76 = 909,527.08 : x - Step 2: Convert to fraction form
1,673,473.54/2,309,393.76 = 909,527.08/x - Step 3: Cross multiply
1,673,473.54x = 2,309,393.76 × 909,527.08 - Step 4: Simplify right side
1,673,473.54x = 2,100,456,163,103.02 - Step 5: Solve for x
x = 2,100,456,163,103.02/1,673,473.54 - Step 6: Final answer
x = 1,255,147.52
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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.