Home / 1,234,674.17-1,703,934.83-690,861.53

Finding the Fourth Proportional to 1,234,674.17, 1,703,934.83 and 690,861.53

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Solution

The fourth proportional to 1,234,674.17, 1,703,934.83 and 690,861.53 is: 953,436.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,674.17 : 1,703,934.83 = 690,861.53 : x
  2. Step 2: Convert to fraction form
    1,234,674.17/1,703,934.83 = 690,861.53/x
  3. Step 3: Cross multiply
    1,234,674.17x = 1,703,934.83 × 690,861.53
  4. Step 4: Simplify right side
    1,234,674.17x = 1,177,183,020,219.78
  5. Step 5: Solve for x
    x = 1,177,183,020,219.78/1,234,674.17
  6. Step 6: Final answer
    x = 953,436.18

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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.