Finding the Fourth Proportional to 1,778,934.96, 2,454,931.67 and 963,139.14
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Solution
The fourth proportional to 1,778,934.96, 2,454,931.67 and 963,139.14 is: 1,329,132.78
Step by Step Solution
- Step 1: Write the proportion equation
1,778,934.96 : 2,454,931.67 = 963,139.14 : x - Step 2: Convert to fraction form
1,778,934.96/2,454,931.67 = 963,139.14/x - Step 3: Cross multiply
1,778,934.96x = 2,454,931.67 × 963,139.14 - Step 4: Simplify right side
1,778,934.96x = 2,364,440,772,586.87 - Step 5: Solve for x
x = 2,364,440,772,586.87/1,778,934.96 - Step 6: Final answer
x = 1,329,132.78
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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.