Finding the Fourth Proportional to 5,267,026.10, 7,900,539.14 and 1,480,508.97
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Solution
The fourth proportional to 5,267,026.10, 7,900,539.14 and 1,480,508.97 is: 2,220,763.46
Step by Step Solution
- Step 1: Write the proportion equation
5,267,026.10 : 7,900,539.14 = 1,480,508.97 : x - Step 2: Convert to fraction form
5,267,026.10/7,900,539.14 = 1,480,508.97/x - Step 3: Cross multiply
5,267,026.10x = 7,900,539.14 × 1,480,508.97 - Step 4: Simplify right side
5,267,026.10x = 11,696,819,068,307.36 - Step 5: Solve for x
x = 11,696,819,068,307.36/5,267,026.10 - Step 6: Final answer
x = 2,220,763.46
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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.