Finding the Fourth Proportional to 1,708,854.57, 2,358,213.14 and 963,721.19
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Solution
The fourth proportional to 1,708,854.57, 2,358,213.14 and 963,721.19 is: 1,329,931.77
Step by Step Solution
- Step 1: Write the proportion equation
1,708,854.57 : 2,358,213.14 = 963,721.19 : x - Step 2: Convert to fraction form
1,708,854.57/2,358,213.14 = 963,721.19/x - Step 3: Cross multiply
1,708,854.57x = 2,358,213.14 × 963,721.19 - Step 4: Simplify right side
1,708,854.57x = 2,272,659,981,859.27 - Step 5: Solve for x
x = 2,272,659,981,859.27/1,708,854.57 - Step 6: Final answer
x = 1,329,931.77
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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.