Home / 940,047.40-1,410,071.10-903,305.80

Finding the Fourth Proportional to 940,047.40, 1,410,071.10 and 903,305.80

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Solution

The fourth proportional to 940,047.40, 1,410,071.10 and 903,305.80 is: 1,354,958.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,047.40 : 1,410,071.10 = 903,305.80 : x
  2. Step 2: Convert to fraction form
    940,047.40/1,410,071.10 = 903,305.80/x
  3. Step 3: Cross multiply
    940,047.40x = 1,410,071.10 × 903,305.80
  4. Step 4: Simplify right side
    940,047.40x = 1,273,725,403,042.38
  5. Step 5: Solve for x
    x = 1,273,725,403,042.38/940,047.40
  6. Step 6: Final answer
    x = 1,354,958.70

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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.