Finding the Fourth Proportional to 2,172,831.68, 3,258,509.28 and 752,555.84
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Solution
The fourth proportional to 2,172,831.68, 3,258,509.28 and 752,555.84 is: 1,128,578.07
Step by Step Solution
- Step 1: Write the proportion equation
2,172,831.68 : 3,258,509.28 = 752,555.84 : x - Step 2: Convert to fraction form
2,172,831.68/3,258,509.28 = 752,555.84/x - Step 3: Cross multiply
2,172,831.68x = 3,258,509.28 × 752,555.84 - Step 4: Simplify right side
2,172,831.68x = 2,452,210,188,358.19 - Step 5: Solve for x
x = 2,452,210,188,358.19/2,172,831.68 - Step 6: Final answer
x = 1,128,578.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.