Home / 1,474,364.80-2,034,688.92-829,826.80

Finding the Fourth Proportional to 1,474,364.80, 2,034,688.92 and 829,826.80

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Solution

The fourth proportional to 1,474,364.80, 2,034,688.92 and 829,826.80 is: 1,145,197.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,364.80 : 2,034,688.92 = 829,826.80 : x
  2. Step 2: Convert to fraction form
    1,474,364.80/2,034,688.92 = 829,826.80/x
  3. Step 3: Cross multiply
    1,474,364.80x = 2,034,688.92 × 829,826.80
  4. Step 4: Simplify right side
    1,474,364.80x = 1,688,439,395,479.06
  5. Step 5: Solve for x
    x = 1,688,439,395,479.06/1,474,364.80
  6. Step 6: Final answer
    x = 1,145,197.85

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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.