Finding the Fourth Proportional to 1,709,292.42, 2,358,859.05 and 945,397.62
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Solution
The fourth proportional to 1,709,292.42, 2,358,859.05 and 945,397.62 is: 1,304,668.36
Step by Step Solution
- Step 1: Write the proportion equation
1,709,292.42 : 2,358,859.05 = 945,397.62 : x - Step 2: Convert to fraction form
1,709,292.42/2,358,859.05 = 945,397.62/x - Step 3: Cross multiply
1,709,292.42x = 2,358,859.05 × 945,397.62 - Step 4: Simplify right side
1,709,292.42x = 2,230,059,731,785.46 - Step 5: Solve for x
x = 2,230,059,731,785.46/1,709,292.42 - Step 6: Final answer
x = 1,304,668.36
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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.