Finding the Fourth Proportional to 1,403,470.24, 2,104,854.36 and 550,715.20
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Solution
The fourth proportional to 1,403,470.24, 2,104,854.36 and 550,715.20 is: 825,935.07
Step by Step Solution
- Step 1: Write the proportion equation
1,403,470.24 : 2,104,854.36 = 550,715.20 : x - Step 2: Convert to fraction form
1,403,470.24/2,104,854.36 = 550,715.20/x - Step 3: Cross multiply
1,403,470.24x = 2,104,854.36 × 550,715.20 - Step 4: Simplify right side
1,403,470.24x = 1,159,175,289,838.27 - Step 5: Solve for x
x = 1,159,175,289,838.27/1,403,470.24 - Step 6: Final answer
x = 825,935.07
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.