Finding the Fourth Proportional to 1,125,610.13, 1,553,334.86 and 609,360.26
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Solution
The fourth proportional to 1,125,610.13, 1,553,334.86 and 609,360.26 is: 840,913.30
Step by Step Solution
- Step 1: Write the proportion equation
1,125,610.13 : 1,553,334.86 = 609,360.26 : x - Step 2: Convert to fraction form
1,125,610.13/1,553,334.86 = 609,360.26/x - Step 3: Cross multiply
1,125,610.13x = 1,553,334.86 × 609,360.26 - Step 4: Simplify right side
1,125,610.13x = 946,540,526,389.99 - Step 5: Solve for x
x = 946,540,526,389.99/1,125,610.13 - Step 6: Final answer
x = 840,913.30
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1.5x scale
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.