Home / 1,057,729.50-1,457,052.09-902,174.04

Finding the Fourth Proportional to 1,057,729.50, 1,457,052.09 and 902,174.04

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Solution

The fourth proportional to 1,057,729.50, 1,457,052.09 and 902,174.04 is: 1,242,770.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,729.50 : 1,457,052.09 = 902,174.04 : x
  2. Step 2: Convert to fraction form
    1,057,729.50/1,457,052.09 = 902,174.04/x
  3. Step 3: Cross multiply
    1,057,729.50x = 1,457,052.09 × 902,174.04
  4. Step 4: Simplify right side
    1,057,729.50x = 1,314,514,570,525.74
  5. Step 5: Solve for x
    x = 1,314,514,570,525.74/1,057,729.50
  6. Step 6: Final answer
    x = 1,242,770.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.