Finding the Fourth Proportional to 1,133,789.58, 1,564,629.48 and 624,491.96
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Solution
The fourth proportional to 1,133,789.58, 1,564,629.48 and 624,491.96 is: 861,798.82
Step by Step Solution
- Step 1: Write the proportion equation
1,133,789.58 : 1,564,629.48 = 624,491.96 : x - Step 2: Convert to fraction form
1,133,789.58/1,564,629.48 = 624,491.96/x - Step 3: Cross multiply
1,133,789.58x = 1,564,629.48 × 624,491.96 - Step 4: Simplify right side
1,133,789.58x = 977,098,522,815.83 - Step 5: Solve for x
x = 977,098,522,815.83/1,133,789.58 - Step 6: Final answer
x = 861,798.82
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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.