Finding the Fourth Proportional to 1,615,533.68, 2,422,134.12 and 492,990.32
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Solution
The fourth proportional to 1,615,533.68, 2,422,134.12 and 492,990.32 is: 739,129.55
Step by Step Solution
- Step 1: Write the proportion equation
1,615,533.68 : 2,422,134.12 = 492,990.32 : x - Step 2: Convert to fraction form
1,615,533.68/2,422,134.12 = 492,990.32/x - Step 3: Cross multiply
1,615,533.68x = 2,422,134.12 × 492,990.32 - Step 4: Simplify right side
1,615,533.68x = 1,194,088,674,901.72 - Step 5: Solve for x
x = 1,194,088,674,901.72/1,615,533.68 - Step 6: Final answer
x = 739,129.55
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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.