Home / 1,235,298.32-1,704,568.44-691,464.56

Finding the Fourth Proportional to 1,235,298.32, 1,704,568.44 and 691,464.56

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Solution

The fourth proportional to 1,235,298.32, 1,704,568.44 and 691,464.56 is: 954,140.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,298.32 : 1,704,568.44 = 691,464.56 : x
  2. Step 2: Convert to fraction form
    1,235,298.32/1,704,568.44 = 691,464.56/x
  3. Step 3: Cross multiply
    1,235,298.32x = 1,704,568.44 × 691,464.56
  4. Step 4: Simplify right side
    1,235,298.32x = 1,178,648,666,354.49
  5. Step 5: Solve for x
    x = 1,178,648,666,354.49/1,235,298.32
  6. Step 6: Final answer
    x = 954,140.91

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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.