Home / 746,640.60-1,119,960.90-676,656.60

Finding the Fourth Proportional to 746,640.60, 1,119,960.90 and 676,656.60

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Solution

The fourth proportional to 746,640.60, 1,119,960.90 and 676,656.60 is: 1,014,984.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,640.60 : 1,119,960.90 = 676,656.60 : x
  2. Step 2: Convert to fraction form
    746,640.60/1,119,960.90 = 676,656.60/x
  3. Step 3: Cross multiply
    746,640.60x = 1,119,960.90 × 676,656.60
  4. Step 4: Simplify right side
    746,640.60x = 757,828,934,726.94
  5. Step 5: Solve for x
    x = 757,828,934,726.94/746,640.60
  6. Step 6: Final answer
    x = 1,014,984.90

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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.