Home / 1,223,124.70-1,834,687.05-381,567.10

Finding the Fourth Proportional to 1,223,124.70, 1,834,687.05 and 381,567.10

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Solution

The fourth proportional to 1,223,124.70, 1,834,687.05 and 381,567.10 is: 572,350.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,124.70 : 1,834,687.05 = 381,567.10 : x
  2. Step 2: Convert to fraction form
    1,223,124.70/1,834,687.05 = 381,567.10/x
  3. Step 3: Cross multiply
    1,223,124.70x = 1,834,687.05 × 381,567.10
  4. Step 4: Simplify right side
    1,223,124.70x = 700,056,217,076.06
  5. Step 5: Solve for x
    x = 700,056,217,076.06/1,223,124.70
  6. Step 6: Final answer
    x = 572,350.65

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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.