Finding the Fourth Proportional to 1,303,443.53, 1,798,414.35 and 786,789.08
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Solution
The fourth proportional to 1,303,443.53, 1,798,414.35 and 786,789.08 is: 1,085,565.07
Step by Step Solution
- Step 1: Write the proportion equation
1,303,443.53 : 1,798,414.35 = 786,789.08 : x - Step 2: Convert to fraction form
1,303,443.53/1,798,414.35 = 786,789.08/x - Step 3: Cross multiply
1,303,443.53x = 1,798,414.35 × 786,789.08 - Step 4: Simplify right side
1,303,443.53x = 1,414,972,771,895.30 - Step 5: Solve for x
x = 1,414,972,771,895.30/1,303,443.53 - Step 6: Final answer
x = 1,085,565.07
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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.