Finding the Fourth Proportional to 2,600,116.70, 3,895,509.45 and 2,226,868.70
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Solution
The fourth proportional to 2,600,116.70, 3,895,509.45 and 2,226,868.70 is: 3,336,307.20
Step by Step Solution
- Step 1: Write the proportion equation
2,600,116.70 : 3,895,509.45 = 2,226,868.70 : x - Step 2: Convert to fraction form
2,600,116.70/3,895,509.45 = 2,226,868.70/x - Step 3: Cross multiply
2,600,116.70x = 3,895,509.45 × 2,226,868.70 - Step 4: Simplify right side
2,600,116.70x = 8,674,788,064,759.22 - Step 5: Solve for x
x = 8,674,788,064,759.22/2,600,116.70 - Step 6: Final answer
x = 3,336,307.20
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1.5x scale
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.