Finding the Fourth Proportional to 1,306,564.87, 1,803,110.06 and 725,831.97
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Solution
The fourth proportional to 1,306,564.87, 1,803,110.06 and 725,831.97 is: 1,001,676.20
Step by Step Solution
- Step 1: Write the proportion equation
1,306,564.87 : 1,803,110.06 = 725,831.97 : x - Step 2: Convert to fraction form
1,306,564.87/1,803,110.06 = 725,831.97/x - Step 3: Cross multiply
1,306,564.87x = 1,803,110.06 × 725,831.97 - Step 4: Simplify right side
1,306,564.87x = 1,308,754,928,791.20 - Step 5: Solve for x
x = 1,308,754,928,791.20/1,306,564.87 - Step 6: Final answer
x = 1,001,676.20
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.