Finding the Fourth Proportional to 1,624,710.81, 2,242,170.99 and 899,558.54
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Solution
The fourth proportional to 1,624,710.81, 2,242,170.99 and 899,558.54 is: 1,241,429.58
Step by Step Solution
- Step 1: Write the proportion equation
1,624,710.81 : 2,242,170.99 = 899,558.54 : x - Step 2: Convert to fraction form
1,624,710.81/2,242,170.99 = 899,558.54/x - Step 3: Cross multiply
1,624,710.81x = 2,242,170.99 × 899,558.54 - Step 4: Simplify right side
1,624,710.81x = 2,016,964,050,983.90 - Step 5: Solve for x
x = 2,016,964,050,983.90/1,624,710.81 - Step 6: Final answer
x = 1,241,429.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.