Home / 1,372,078.04-1,893,607.88-791,323.83

Finding the Fourth Proportional to 1,372,078.04, 1,893,607.88 and 791,323.83

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Solution

The fourth proportional to 1,372,078.04, 1,893,607.88 and 791,323.83 is: 1,092,107.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,078.04 : 1,893,607.88 = 791,323.83 : x
  2. Step 2: Convert to fraction form
    1,372,078.04/1,893,607.88 = 791,323.83/x
  3. Step 3: Cross multiply
    1,372,078.04x = 1,893,607.88 × 791,323.83
  4. Step 4: Simplify right side
    1,372,078.04x = 1,498,457,036,163.16
  5. Step 5: Solve for x
    x = 1,498,457,036,163.16/1,372,078.04
  6. Step 6: Final answer
    x = 1,092,107.74

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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.