Finding the Fourth Proportional to 2,450,782.36, 3,380,699.19 and 1,470,467.71
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Solution
The fourth proportional to 2,450,782.36, 3,380,699.19 and 1,470,467.71 is: 2,028,417.16
Step by Step Solution
- Step 1: Write the proportion equation
2,450,782.36 : 3,380,699.19 = 1,470,467.71 : x - Step 2: Convert to fraction form
2,450,782.36/3,380,699.19 = 1,470,467.71/x - Step 3: Cross multiply
2,450,782.36x = 3,380,699.19 × 1,470,467.71 - Step 4: Simplify right side
2,450,782.36x = 4,971,208,996,118.15 - Step 5: Solve for x
x = 4,971,208,996,118.15/2,450,782.36 - Step 6: Final answer
x = 2,028,417.16
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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.