Home / 792,118.80-1,188,178.20-705,027.60

Finding the Fourth Proportional to 792,118.80, 1,188,178.20 and 705,027.60

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Solution

The fourth proportional to 792,118.80, 1,188,178.20 and 705,027.60 is: 1,057,541.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,118.80 : 1,188,178.20 = 705,027.60 : x
  2. Step 2: Convert to fraction form
    792,118.80/1,188,178.20 = 705,027.60/x
  3. Step 3: Cross multiply
    792,118.80x = 1,188,178.20 × 705,027.60
  4. Step 4: Simplify right side
    792,118.80x = 837,698,424,718.32
  5. Step 5: Solve for x
    x = 837,698,424,718.32/792,118.80
  6. Step 6: Final answer
    x = 1,057,541.40

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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.