Home / 1,036,638.10-1,555,648.36-587,358.10

Finding the Fourth Proportional to 1,036,638.10, 1,555,648.36 and 587,358.10

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Solution

The fourth proportional to 1,036,638.10, 1,555,648.36 and 587,358.10 is: 881,428.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,638.10 : 1,555,648.36 = 587,358.10 : x
  2. Step 2: Convert to fraction form
    1,036,638.10/1,555,648.36 = 587,358.10/x
  3. Step 3: Cross multiply
    1,036,638.10x = 1,555,648.36 × 587,358.10
  4. Step 4: Simplify right side
    1,036,638.10x = 913,722,664,997.72
  5. Step 5: Solve for x
    x = 913,722,664,997.72/1,036,638.10
  6. Step 6: Final answer
    x = 881,428.79

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1.5x scale

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.