Finding the Fourth Proportional to 1,134,749.96, 1,565,958.12 and 625,454.36
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Solution
The fourth proportional to 1,134,749.96, 1,565,958.12 and 625,454.36 is: 863,128.77
Step by Step Solution
- Step 1: Write the proportion equation
1,134,749.96 : 1,565,958.12 = 625,454.36 : x - Step 2: Convert to fraction form
1,134,749.96/1,565,958.12 = 625,454.36/x - Step 3: Cross multiply
1,134,749.96x = 1,565,958.12 × 625,454.36 - Step 4: Simplify right side
1,134,749.96x = 979,435,333,731.40 - Step 5: Solve for x
x = 979,435,333,731.40/1,134,749.96 - Step 6: Final answer
x = 863,128.77
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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.