Finding the Fourth Proportional to 1,133,760.44, 1,564,589.34 and 624,462.81
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Solution
The fourth proportional to 1,133,760.44, 1,564,589.34 and 624,462.81 is: 861,758.64
Step by Step Solution
- Step 1: Write the proportion equation
1,133,760.44 : 1,564,589.34 = 624,462.81 : x - Step 2: Convert to fraction form
1,133,760.44/1,564,589.34 = 624,462.81/x - Step 3: Cross multiply
1,133,760.44x = 1,564,589.34 × 624,462.81 - Step 4: Simplify right side
1,133,760.44x = 977,027,855,752.45 - Step 5: Solve for x
x = 977,027,855,752.45/1,133,760.44 - Step 6: Final answer
x = 861,758.64
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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.