Home / 1,438,756.38-1,985,483.51-794,176.41

Finding the Fourth Proportional to 1,438,756.38, 1,985,483.51 and 794,176.41

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Solution

The fourth proportional to 1,438,756.38, 1,985,483.51 and 794,176.41 is: 1,095,963.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,756.38 : 1,985,483.51 = 794,176.41 : x
  2. Step 2: Convert to fraction form
    1,438,756.38/1,985,483.51 = 794,176.41/x
  3. Step 3: Cross multiply
    1,438,756.38x = 1,985,483.51 × 794,176.41
  4. Step 4: Simplify right side
    1,438,756.38x = 1,576,824,152,187.70
  5. Step 5: Solve for x
    x = 1,576,824,152,187.70/1,438,756.38
  6. Step 6: Final answer
    x = 1,095,963.27

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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.