Finding the Fourth Proportional to 2,570,152.71, 3,546,831.74 and 1,424,252.19
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Solution
The fourth proportional to 2,570,152.71, 3,546,831.74 and 1,424,252.19 is: 1,965,479.66
Step by Step Solution
- Step 1: Write the proportion equation
2,570,152.71 : 3,546,831.74 = 1,424,252.19 : x - Step 2: Convert to fraction form
2,570,152.71/3,546,831.74 = 1,424,252.19/x - Step 3: Cross multiply
2,570,152.71x = 3,546,831.74 × 1,424,252.19 - Step 4: Simplify right side
2,570,152.71x = 5,051,582,873,256.51 - Step 5: Solve for x
x = 5,051,582,873,256.51/2,570,152.71 - Step 6: Final answer
x = 1,965,479.66
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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.