Finding the Fourth Proportional to 1,992,247.35, 2,749,288.50 and 1,132,807.53
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Solution
The fourth proportional to 1,992,247.35, 2,749,288.50 and 1,132,807.53 is: 1,563,267.09
Step by Step Solution
- Step 1: Write the proportion equation
1,992,247.35 : 2,749,288.50 = 1,132,807.53 : x - Step 2: Convert to fraction form
1,992,247.35/2,749,288.50 = 1,132,807.53/x - Step 3: Cross multiply
1,992,247.35x = 2,749,288.50 × 1,132,807.53 - Step 4: Simplify right side
1,992,247.35x = 3,114,414,714,942.41 - Step 5: Solve for x
x = 3,114,414,714,942.41/1,992,247.35 - Step 6: Final answer
x = 1,563,267.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.