Finding the Fourth Proportional to 1,873,913.68, 2,586,009.12 and 1,014,473.92
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Solution
The fourth proportional to 1,873,913.68, 2,586,009.12 and 1,014,473.92 is: 1,399,978.47
Step by Step Solution
- Step 1: Write the proportion equation
1,873,913.68 : 2,586,009.12 = 1,014,473.92 : x - Step 2: Convert to fraction form
1,873,913.68/2,586,009.12 = 1,014,473.92/x - Step 3: Cross multiply
1,873,913.68x = 2,586,009.12 × 1,014,473.92 - Step 4: Simplify right side
1,873,913.68x = 2,623,438,809,122.15 - Step 5: Solve for x
x = 2,623,438,809,122.15/1,873,913.68 - Step 6: Final answer
x = 1,399,978.47
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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.