Home / 1,374,878.76-1,896,907.38-801,512.94

Finding the Fourth Proportional to 1,374,878.76, 1,896,907.38 and 801,512.94

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Solution

The fourth proportional to 1,374,878.76, 1,896,907.38 and 801,512.94 is: 1,105,839.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,878.76 : 1,896,907.38 = 801,512.94 : x
  2. Step 2: Convert to fraction form
    1,374,878.76/1,896,907.38 = 801,512.94/x
  3. Step 3: Cross multiply
    1,374,878.76x = 1,896,907.38 × 801,512.94
  4. Step 4: Simplify right side
    1,374,878.76x = 1,520,395,811,051.50
  5. Step 5: Solve for x
    x = 1,520,395,811,051.50/1,374,878.76
  6. Step 6: Final answer
    x = 1,105,839.91

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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.