Finding the Fourth Proportional to 1,575,698.70, 2,174,434.68 and 963,806.52
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Solution
The fourth proportional to 1,575,698.70, 2,174,434.68 and 963,806.52 is: 1,330,034.94
Step by Step Solution
- Step 1: Write the proportion equation
1,575,698.70 : 2,174,434.68 = 963,806.52 : x - Step 2: Convert to fraction form
1,575,698.70/2,174,434.68 = 963,806.52/x - Step 3: Cross multiply
1,575,698.70x = 2,174,434.68 × 963,806.52 - Step 4: Simplify right side
1,575,698.70x = 2,095,734,321,898.11 - Step 5: Solve for x
x = 2,095,734,321,898.11/1,575,698.70 - Step 6: Final answer
x = 1,330,034.94
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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.