Finding the Fourth Proportional to 1,709,617.71, 2,346,918.05 and 1,467,479.91
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Solution
The fourth proportional to 1,709,617.71, 2,346,918.05 and 1,467,479.91 is: 2,014,517.67
Step by Step Solution
- Step 1: Write the proportion equation
1,709,617.71 : 2,346,918.05 = 1,467,479.91 : x - Step 2: Convert to fraction form
1,709,617.71/2,346,918.05 = 1,467,479.91/x - Step 3: Cross multiply
1,709,617.71x = 2,346,918.05 × 1,467,479.91 - Step 4: Simplify right side
1,709,617.71x = 3,444,055,088,791.38 - Step 5: Solve for x
x = 3,444,055,088,791.38/1,709,617.71 - Step 6: Final answer
x = 2,014,517.67
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.