Home / 1,010,878.53-1,395,069.31-552,035.80

Finding the Fourth Proportional to 1,010,878.53, 1,395,069.31 and 552,035.80

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Solution

The fourth proportional to 1,010,878.53, 1,395,069.31 and 552,035.80 is: 761,840.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,878.53 : 1,395,069.31 = 552,035.80 : x
  2. Step 2: Convert to fraction form
    1,010,878.53/1,395,069.31 = 552,035.80/x
  3. Step 3: Cross multiply
    1,010,878.53x = 1,395,069.31 × 552,035.80
  4. Step 4: Simplify right side
    1,010,878.53x = 770,128,202,601.30
  5. Step 5: Solve for x
    x = 770,128,202,601.30/1,010,878.53
  6. Step 6: Final answer
    x = 761,840.50

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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.