Home / 1,376,629.34-1,899,801.81-941,957.85

Finding the Fourth Proportional to 1,376,629.34, 1,899,801.81 and 941,957.85

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Solution

The fourth proportional to 1,376,629.34, 1,899,801.81 and 941,957.85 is: 1,299,938.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,629.34 : 1,899,801.81 = 941,957.85 : x
  2. Step 2: Convert to fraction form
    1,376,629.34/1,899,801.81 = 941,957.85/x
  3. Step 3: Cross multiply
    1,376,629.34x = 1,899,801.81 × 941,957.85
  4. Step 4: Simplify right side
    1,376,629.34x = 1,789,533,228,373.71
  5. Step 5: Solve for x
    x = 1,789,533,228,373.71/1,376,629.34
  6. Step 6: Final answer
    x = 1,299,938.32

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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.