Finding the Fourth Proportional to 1,547,432.50, 2,135,464.58 and 966,992.68
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Solution
The fourth proportional to 1,547,432.50, 2,135,464.58 and 966,992.68 is: 1,334,454.73
Step by Step Solution
- Step 1: Write the proportion equation
1,547,432.50 : 2,135,464.58 = 966,992.68 : x - Step 2: Convert to fraction form
1,547,432.50/2,135,464.58 = 966,992.68/x - Step 3: Cross multiply
1,547,432.50x = 2,135,464.58 × 966,992.68 - Step 4: Simplify right side
1,547,432.50x = 2,064,978,617,259.27 - Step 5: Solve for x
x = 2,064,978,617,259.27/1,547,432.50 - Step 6: Final answer
x = 1,334,454.73
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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.