Finding the Fourth Proportional to 4,508,140.16, 6,221,901.15 and 2,854,440.99
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Solution
The fourth proportional to 4,508,140.16, 6,221,901.15 and 2,854,440.99 is: 3,939,551.35
Step by Step Solution
- Step 1: Write the proportion equation
4,508,140.16 : 6,221,901.15 = 2,854,440.99 : x - Step 2: Convert to fraction form
4,508,140.16/6,221,901.15 = 2,854,440.99/x - Step 3: Cross multiply
4,508,140.16x = 6,221,901.15 × 2,854,440.99 - Step 4: Simplify right side
4,508,140.16x = 17,760,049,664,960.52 - Step 5: Solve for x
x = 17,760,049,664,960.52/4,508,140.16 - Step 6: Final answer
x = 3,939,551.35
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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.