Finding the Fourth Proportional to 1,438,457.36, 2,158,649.12 and 597,009.92
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Solution
The fourth proportional to 1,438,457.36, 2,158,649.12 and 597,009.92 is: 895,914.59
Step by Step Solution
- Step 1: Write the proportion equation
1,438,457.36 : 2,158,649.12 = 597,009.92 : x - Step 2: Convert to fraction form
1,438,457.36/2,158,649.12 = 597,009.92/x - Step 3: Cross multiply
1,438,457.36x = 2,158,649.12 × 597,009.92 - Step 4: Simplify right side
1,438,457.36x = 1,288,734,929,138.55 - Step 5: Solve for x
x = 1,288,734,929,138.55/1,438,457.36 - Step 6: Final answer
x = 895,914.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.