Home / 902,917.40-1,354,376.10-804,939.80

Finding the Fourth Proportional to 902,917.40, 1,354,376.10 and 804,939.80

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Solution

The fourth proportional to 902,917.40, 1,354,376.10 and 804,939.80 is: 1,207,409.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,917.40 : 1,354,376.10 = 804,939.80 : x
  2. Step 2: Convert to fraction form
    902,917.40/1,354,376.10 = 804,939.80/x
  3. Step 3: Cross multiply
    902,917.40x = 1,354,376.10 × 804,939.80
  4. Step 4: Simplify right side
    902,917.40x = 1,090,191,227,058.78
  5. Step 5: Solve for x
    x = 1,090,191,227,058.78/902,917.40
  6. Step 6: Final answer
    x = 1,207,409.70

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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.