Finding the Fourth Proportional to 1,470,798.20, 2,205,168.19 and 751,362.68
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Solution
The fourth proportional to 1,470,798.20, 2,205,168.19 and 751,362.68 is: 1,126,518.30
Step by Step Solution
- Step 1: Write the proportion equation
1,470,798.20 : 2,205,168.19 = 751,362.68 : x - Step 2: Convert to fraction form
1,470,798.20/2,205,168.19 = 751,362.68/x - Step 3: Cross multiply
1,470,798.20x = 2,205,168.19 × 751,362.68 - Step 4: Simplify right side
1,470,798.20x = 1,656,881,081,089.15 - Step 5: Solve for x
x = 1,656,881,081,089.15/1,470,798.20 - Step 6: Final answer
x = 1,126,518.30
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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.