Home / 1,698,102.90-2,343,297.27-934,136.82

Finding the Fourth Proportional to 1,698,102.90, 2,343,297.27 and 934,136.82

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Solution

The fourth proportional to 1,698,102.90, 2,343,297.27 and 934,136.82 is: 1,289,062.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,102.90 : 2,343,297.27 = 934,136.82 : x
  2. Step 2: Convert to fraction form
    1,698,102.90/2,343,297.27 = 934,136.82/x
  3. Step 3: Cross multiply
    1,698,102.90x = 2,343,297.27 × 934,136.82
  4. Step 4: Simplify right side
    1,698,102.90x = 2,188,960,260,112.48
  5. Step 5: Solve for x
    x = 2,188,960,260,112.48/1,698,102.90
  6. Step 6: Final answer
    x = 1,289,062.20

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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.