Finding the Fourth Proportional to 1,767,305.36, 2,438,950.44 and 1,003,430
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Solution
The fourth proportional to 1,767,305.36, 2,438,950.44 and 1,003,430 is: 1,384,772.60
Step by Step Solution
- Step 1: Write the proportion equation
1,767,305.36 : 2,438,950.44 = 1,003,430 : x - Step 2: Convert to fraction form
1,767,305.36/2,438,950.44 = 1,003,430/x - Step 3: Cross multiply
1,767,305.36x = 2,438,950.44 × 1,003,430 - Step 4: Simplify right side
1,767,305.36x = 2,447,316,040,009.20 - Step 5: Solve for x
x = 2,447,316,040,009.20/1,767,305.36 - Step 6: Final answer
x = 1,384,772.60
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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.