Finding the Fourth Proportional to 2,235,776.35, 3,353,719.65 and 815,831.97
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Solution
The fourth proportional to 2,235,776.35, 3,353,719.65 and 815,831.97 is: 1,223,768.07
Step by Step Solution
- Step 1: Write the proportion equation
2,235,776.35 : 3,353,719.65 = 815,831.97 : x - Step 2: Convert to fraction form
2,235,776.35/3,353,719.65 = 815,831.97/x - Step 3: Cross multiply
2,235,776.35x = 3,353,719.65 × 815,831.97 - Step 4: Simplify right side
2,235,776.35x = 2,736,071,708,887.21 - Step 5: Solve for x
x = 2,736,071,708,887.21/2,235,776.35 - Step 6: Final answer
x = 1,223,768.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.