Home / 1,084,829.40-1,625,688.90-798,283.80

Finding the Fourth Proportional to 1,084,829.40, 1,625,688.90 and 798,283.80

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Solution

The fourth proportional to 1,084,829.40, 1,625,688.90 and 798,283.80 is: 1,196,281.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,829.40 : 1,625,688.90 = 798,283.80 : x
  2. Step 2: Convert to fraction form
    1,084,829.40/1,625,688.90 = 798,283.80/x
  3. Step 3: Cross multiply
    1,084,829.40x = 1,625,688.90 × 798,283.80
  4. Step 4: Simplify right side
    1,084,829.40x = 1,297,761,112,709.82
  5. Step 5: Solve for x
    x = 1,297,761,112,709.82/1,084,829.40
  6. Step 6: Final answer
    x = 1,196,281.29

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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.