Home / 842,003.10-1,263,004.65-842,003.10

Finding the Fourth Proportional to 842,003.10, 1,263,004.65 and 842,003.10

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Solution

The fourth proportional to 842,003.10, 1,263,004.65 and 842,003.10 is: 1,263,004.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,003.10 : 1,263,004.65 = 842,003.10 : x
  2. Step 2: Convert to fraction form
    842,003.10/1,263,004.65 = 842,003.10/x
  3. Step 3: Cross multiply
    842,003.10x = 1,263,004.65 × 842,003.10
  4. Step 4: Simplify right side
    842,003.10x = 1,063,453,830,614.41
  5. Step 5: Solve for x
    x = 1,063,453,830,614.41/842,003.10
  6. Step 6: Final answer
    x = 1,263,004.65

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Double scale
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Similar ratio
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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.