Finding the Fourth Proportional to 2,242,359.36, 3,094,412.76 and 1,223,771.40
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Solution
The fourth proportional to 2,242,359.36, 3,094,412.76 and 1,223,771.40 is: 1,688,780.98
Step by Step Solution
- Step 1: Write the proportion equation
2,242,359.36 : 3,094,412.76 = 1,223,771.40 : x - Step 2: Convert to fraction form
2,242,359.36/3,094,412.76 = 1,223,771.40/x - Step 3: Cross multiply
2,242,359.36x = 3,094,412.76 × 1,223,771.40 - Step 4: Simplify right side
2,242,359.36x = 3,786,853,835,483.06 - Step 5: Solve for x
x = 3,786,853,835,483.06/2,242,359.36 - Step 6: Final answer
x = 1,688,780.98
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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.