Home / 1,031,871.06-1,424,113.40-623,975.86

Finding the Fourth Proportional to 1,031,871.06, 1,424,113.40 and 623,975.86

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Solution

The fourth proportional to 1,031,871.06, 1,424,113.40 and 623,975.86 is: 861,166.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,871.06 : 1,424,113.40 = 623,975.86 : x
  2. Step 2: Convert to fraction form
    1,031,871.06/1,424,113.40 = 623,975.86/x
  3. Step 3: Cross multiply
    1,031,871.06x = 1,424,113.40 × 623,975.86
  4. Step 4: Simplify right side
    1,031,871.06x = 888,612,383,502.52
  5. Step 5: Solve for x
    x = 888,612,383,502.52/1,031,871.06
  6. Step 6: Final answer
    x = 861,166.11

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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.