Home / 1,715,901.89-2,573,871.20-517,834.94

Finding the Fourth Proportional to 1,715,901.89, 2,573,871.20 and 517,834.94

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Solution

The fourth proportional to 1,715,901.89, 2,573,871.20 and 517,834.94 is: 776,757.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,901.89 : 2,573,871.20 = 517,834.94 : x
  2. Step 2: Convert to fraction form
    1,715,901.89/2,573,871.20 = 517,834.94/x
  3. Step 3: Cross multiply
    1,715,901.89x = 2,573,871.20 × 517,834.94
  4. Step 4: Simplify right side
    1,715,901.89x = 1,332,840,422,961.20
  5. Step 5: Solve for x
    x = 1,332,840,422,961.20/1,715,901.89
  6. Step 6: Final answer
    x = 776,757.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.