Finding the Fourth Proportional to 1,803,958.99, 2,705,600.18 and 905,159.39
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Solution
The fourth proportional to 1,803,958.99, 2,705,600.18 and 905,159.39 is: 1,357,569.34
Step by Step Solution
- Step 1: Write the proportion equation
1,803,958.99 : 2,705,600.18 = 905,159.39 : x - Step 2: Convert to fraction form
1,803,958.99/2,705,600.18 = 905,159.39/x - Step 3: Cross multiply
1,803,958.99x = 2,705,600.18 × 905,159.39 - Step 4: Simplify right side
1,803,958.99x = 2,448,999,410,750.89 - Step 5: Solve for x
x = 2,448,999,410,750.89/1,803,958.99 - Step 6: Final answer
x = 1,357,569.34
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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.