Finding the Fourth Proportional to 1,250,420.01, 1,875,788.97 and 397,187.26
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Solution
The fourth proportional to 1,250,420.01, 1,875,788.97 and 397,187.26 is: 595,831.38
Step by Step Solution
- Step 1: Write the proportion equation
1,250,420.01 : 1,875,788.97 = 397,187.26 : x - Step 2: Convert to fraction form
1,250,420.01/1,875,788.97 = 397,187.26/x - Step 3: Cross multiply
1,250,420.01x = 1,875,788.97 × 397,187.26 - Step 4: Simplify right side
1,250,420.01x = 745,039,481,332.52 - Step 5: Solve for x
x = 745,039,481,332.52/1,250,420.01 - Step 6: Final answer
x = 595,831.38
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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.