Home / 1,379,963.66-2,070,028.53-433,334.39

Finding the Fourth Proportional to 1,379,963.66, 2,070,028.53 and 433,334.39

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Solution

The fourth proportional to 1,379,963.66, 2,070,028.53 and 433,334.39 is: 650,027.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,963.66 : 2,070,028.53 = 433,334.39 : x
  2. Step 2: Convert to fraction form
    1,379,963.66/2,070,028.53 = 433,334.39/x
  3. Step 3: Cross multiply
    1,379,963.66x = 2,070,028.53 × 433,334.39
  4. Step 4: Simplify right side
    1,379,963.66x = 897,014,539,980.00
  5. Step 5: Solve for x
    x = 897,014,539,980.00/1,379,963.66
  6. Step 6: Final answer
    x = 650,027.66

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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.