Home / 1,706,174.76-2,353,439.78-1,297,380.40

Finding the Fourth Proportional to 1,706,174.76, 2,353,439.78 and 1,297,380.40

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Solution

The fourth proportional to 1,706,174.76, 2,353,439.78 and 1,297,380.40 is: 1,789,562.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,706,174.76 : 2,353,439.78 = 1,297,380.40 : x
  2. Step 2: Convert to fraction form
    1,706,174.76/2,353,439.78 = 1,297,380.40/x
  3. Step 3: Cross multiply
    1,706,174.76x = 2,353,439.78 × 1,297,380.40
  4. Step 4: Simplify right side
    1,706,174.76x = 3,053,306,643,152.31
  5. Step 5: Solve for x
    x = 3,053,306,643,152.31/1,706,174.76
  6. Step 6: Final answer
    x = 1,789,562.66

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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.