Finding the Fourth Proportional to 1,627,831.76, 2,246,298.34 and 902,652.63
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Solution
The fourth proportional to 1,627,831.76, 2,246,298.34 and 902,652.63 is: 1,245,599.92
Step by Step Solution
- Step 1: Write the proportion equation
1,627,831.76 : 2,246,298.34 = 902,652.63 : x - Step 2: Convert to fraction form
1,627,831.76/2,246,298.34 = 902,652.63/x - Step 3: Cross multiply
1,627,831.76x = 2,246,298.34 × 902,652.63 - Step 4: Simplify right side
1,627,831.76x = 2,027,627,104,365.63 - Step 5: Solve for x
x = 2,027,627,104,365.63/1,627,831.76 - Step 6: Final answer
x = 1,245,599.92
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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.