Finding the Fourth Proportional to 1,625,775.36, 2,243,540.34 and 900,620.70
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Solution
The fourth proportional to 1,625,775.36, 2,243,540.34 and 900,620.70 is: 1,242,840.14
Step by Step Solution
- Step 1: Write the proportion equation
1,625,775.36 : 2,243,540.34 = 900,620.70 : x - Step 2: Convert to fraction form
1,625,775.36/2,243,540.34 = 900,620.70/x - Step 3: Cross multiply
1,625,775.36x = 2,243,540.34 × 900,620.70 - Step 4: Simplify right side
1,625,775.36x = 2,020,578,871,489.04 - Step 5: Solve for x
x = 2,020,578,871,489.04/1,625,775.36 - Step 6: Final answer
x = 1,242,840.14
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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.