Home / 970,144.40-1,455,216.60-816,179.60

Finding the Fourth Proportional to 970,144.40, 1,455,216.60 and 816,179.60

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Solution

The fourth proportional to 970,144.40, 1,455,216.60 and 816,179.60 is: 1,224,269.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,144.40 : 1,455,216.60 = 816,179.60 : x
  2. Step 2: Convert to fraction form
    970,144.40/1,455,216.60 = 816,179.60/x
  3. Step 3: Cross multiply
    970,144.40x = 1,455,216.60 × 816,179.60
  4. Step 4: Simplify right side
    970,144.40x = 1,187,718,102,501.36
  5. Step 5: Solve for x
    x = 1,187,718,102,501.36/970,144.40
  6. Step 6: Final answer
    x = 1,224,269.40

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1.5x scale

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.