Finding the Fourth Proportional to 1,417,303.08, 1,955,851.92 and 772,728.84
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Solution
The fourth proportional to 1,417,303.08, 1,955,851.92 and 772,728.84 is: 1,066,351.44
Step by Step Solution
- Step 1: Write the proportion equation
1,417,303.08 : 1,955,851.92 = 772,728.84 : x - Step 2: Convert to fraction form
1,417,303.08/1,955,851.92 = 772,728.84/x - Step 3: Cross multiply
1,417,303.08x = 1,955,851.92 × 772,728.84 - Step 4: Simplify right side
1,417,303.08x = 1,511,343,185,353.37 - Step 5: Solve for x
x = 1,511,343,185,353.37/1,417,303.08 - Step 6: Final answer
x = 1,066,351.44
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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.