Home / 1,138,709.70-1,708,064.55-464,566.95

Finding the Fourth Proportional to 1,138,709.70, 1,708,064.55 and 464,566.95

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Solution

The fourth proportional to 1,138,709.70, 1,708,064.55 and 464,566.95 is: 696,850.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,709.70 : 1,708,064.55 = 464,566.95 : x
  2. Step 2: Convert to fraction form
    1,138,709.70/1,708,064.55 = 464,566.95/x
  3. Step 3: Cross multiply
    1,138,709.70x = 1,708,064.55 × 464,566.95
  4. Step 4: Simplify right side
    1,138,709.70x = 793,510,338,396.62
  5. Step 5: Solve for x
    x = 793,510,338,396.62/1,138,709.70
  6. Step 6: Final answer
    x = 696,850.43

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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.