Finding the Fourth Proportional to 1,447,799.18, 1,998,202.70 and 803,426.36
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Solution
The fourth proportional to 1,447,799.18, 1,998,202.70 and 803,426.36 is: 1,108,861.46
Step by Step Solution
- Step 1: Write the proportion equation
1,447,799.18 : 1,998,202.70 = 803,426.36 : x - Step 2: Convert to fraction form
1,447,799.18/1,998,202.70 = 803,426.36/x - Step 3: Cross multiply
1,447,799.18x = 1,998,202.70 × 803,426.36 - Step 4: Simplify right side
1,447,799.18x = 1,605,408,713,820.72 - Step 5: Solve for x
x = 1,605,408,713,820.72/1,447,799.18 - Step 6: Final answer
x = 1,108,861.46
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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.