Finding the Fourth Proportional to 4,999,139.04, 6,898,777.54 and 2,707,247.28
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Solution
The fourth proportional to 4,999,139.04, 6,898,777.54 and 2,707,247.28 is: 3,735,982.65
Step by Step Solution
- Step 1: Write the proportion equation
4,999,139.04 : 6,898,777.54 = 2,707,247.28 : x - Step 2: Convert to fraction form
4,999,139.04/6,898,777.54 = 2,707,247.28/x - Step 3: Cross multiply
4,999,139.04x = 6,898,777.54 × 2,707,247.28 - Step 4: Simplify right side
4,999,139.04x = 18,676,696,730,490.09 - Step 5: Solve for x
x = 18,676,696,730,490.09/4,999,139.04 - Step 6: Final answer
x = 3,735,982.65
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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.