Finding the Fourth Proportional to 1,414,749.28, 2,122,145.92 and 787,648.96
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Solution
The fourth proportional to 1,414,749.28, 2,122,145.92 and 787,648.96 is: 1,181,485.69
Step by Step Solution
- Step 1: Write the proportion equation
1,414,749.28 : 2,122,145.92 = 787,648.96 : x - Step 2: Convert to fraction form
1,414,749.28/2,122,145.92 = 787,648.96/x - Step 3: Cross multiply
1,414,749.28x = 2,122,145.92 × 787,648.96 - Step 4: Simplify right side
1,414,749.28x = 1,671,506,026,856.24 - Step 5: Solve for x
x = 1,671,506,026,856.24/1,414,749.28 - Step 6: Final answer
x = 1,181,485.69
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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.