Finding the Fourth Proportional to 1,589,325.20, 2,386,752.60 and 842,829.20
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Solution
The fourth proportional to 1,589,325.20, 2,386,752.60 and 842,829.20 is: 1,265,709.99
Step by Step Solution
- Step 1: Write the proportion equation
1,589,325.20 : 2,386,752.60 = 842,829.20 : x - Step 2: Convert to fraction form
1,589,325.20/2,386,752.60 = 842,829.20/x - Step 3: Cross multiply
1,589,325.20x = 2,386,752.60 × 842,829.20 - Step 4: Simplify right side
1,589,325.20x = 2,011,624,784,455.92 - Step 5: Solve for x
x = 2,011,624,784,455.92/1,589,325.20 - Step 6: Final answer
x = 1,265,709.99
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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.