Finding the Fourth Proportional to 1,054,400.50, 1,581,273.48 and 380,393.99
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Solution
The fourth proportional to 1,054,400.50, 1,581,273.48 and 380,393.99 is: 570,472.92
Step by Step Solution
- Step 1: Write the proportion equation
1,054,400.50 : 1,581,273.48 = 380,393.99 : x - Step 2: Convert to fraction form
1,054,400.50/1,581,273.48 = 380,393.99/x - Step 3: Cross multiply
1,054,400.50x = 1,581,273.48 × 380,393.99 - Step 4: Simplify right side
1,054,400.50x = 601,506,927,788.27 - Step 5: Solve for x
x = 601,506,927,788.27/1,054,400.50 - Step 6: Final answer
x = 570,472.92
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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.