Finding the Fourth Proportional to 1,248,734.07, 1,723,246.65 and 675,774.36
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Solution
The fourth proportional to 1,248,734.07, 1,723,246.65 and 675,774.36 is: 932,565.17
Step by Step Solution
- Step 1: Write the proportion equation
1,248,734.07 : 1,723,246.65 = 675,774.36 : x - Step 2: Convert to fraction form
1,248,734.07/1,723,246.65 = 675,774.36/x - Step 3: Cross multiply
1,248,734.07x = 1,723,246.65 × 675,774.36 - Step 4: Simplify right side
1,248,734.07x = 1,164,525,902,025.89 - Step 5: Solve for x
x = 1,164,525,902,025.89/1,248,734.07 - Step 6: Final answer
x = 932,565.17
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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.