Finding the Fourth Proportional to 2,698,209.76, 3,723,383.28 and 1,490,908
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Solution
The fourth proportional to 2,698,209.76, 3,723,383.28 and 1,490,908 is: 2,057,372.26
Step by Step Solution
- Step 1: Write the proportion equation
2,698,209.76 : 3,723,383.28 = 1,490,908 : x - Step 2: Convert to fraction form
2,698,209.76/3,723,383.28 = 1,490,908/x - Step 3: Cross multiply
2,698,209.76x = 3,723,383.28 × 1,490,908 - Step 4: Simplify right side
2,698,209.76x = 5,551,221,919,218.24 - Step 5: Solve for x
x = 5,551,221,919,218.24/2,698,209.76 - Step 6: Final answer
x = 2,057,372.26
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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.