Home / 1,031,867.99-1,424,109.16-623,972.79

Finding the Fourth Proportional to 1,031,867.99, 1,424,109.16 and 623,972.79

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Solution

The fourth proportional to 1,031,867.99, 1,424,109.16 and 623,972.79 is: 861,161.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,867.99 : 1,424,109.16 = 623,972.79 : x
  2. Step 2: Convert to fraction form
    1,031,867.99/1,424,109.16 = 623,972.79/x
  3. Step 3: Cross multiply
    1,031,867.99x = 1,424,109.16 × 623,972.79
  4. Step 4: Simplify right side
    1,031,867.99x = 888,605,370,615.03
  5. Step 5: Solve for x
    x = 888,605,370,615.03/1,031,867.99
  6. Step 6: Final answer
    x = 861,161.87

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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.