Home / 1,286,050.41-1,774,586.43-705,120.66

Finding the Fourth Proportional to 1,286,050.41, 1,774,586.43 and 705,120.66

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Solution

The fourth proportional to 1,286,050.41, 1,774,586.43 and 705,120.66 is: 972,977.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,286,050.41 : 1,774,586.43 = 705,120.66 : x
  2. Step 2: Convert to fraction form
    1,286,050.41/1,774,586.43 = 705,120.66/x
  3. Step 3: Cross multiply
    1,286,050.41x = 1,774,586.43 × 705,120.66
  4. Step 4: Simplify right side
    1,286,050.41x = 1,251,297,554,748.64
  5. Step 5: Solve for x
    x = 1,251,297,554,748.64/1,286,050.41
  6. Step 6: Final answer
    x = 972,977.07

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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.