Finding the Fourth Proportional to 2,698,929.28, 4,049,103.67 and 969,973.75
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Solution
The fourth proportional to 2,698,929.28, 4,049,103.67 and 969,973.75 is: 1,455,215.70
Step by Step Solution
- Step 1: Write the proportion equation
2,698,929.28 : 4,049,103.67 = 969,973.75 : x - Step 2: Convert to fraction form
2,698,929.28/4,049,103.67 = 969,973.75/x - Step 3: Cross multiply
2,698,929.28x = 4,049,103.67 × 969,973.75 - Step 4: Simplify right side
2,698,929.28x = 3,927,524,273,565.11 - Step 5: Solve for x
x = 3,927,524,273,565.11/2,698,929.28 - Step 6: Final answer
x = 1,455,215.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.