Home / 1,047,129.80-1,570,694.70-373,971.20

Finding the Fourth Proportional to 1,047,129.80, 1,570,694.70 and 373,971.20

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Solution

The fourth proportional to 1,047,129.80, 1,570,694.70 and 373,971.20 is: 560,956.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,129.80 : 1,570,694.70 = 373,971.20 : x
  2. Step 2: Convert to fraction form
    1,047,129.80/1,570,694.70 = 373,971.20/x
  3. Step 3: Cross multiply
    1,047,129.80x = 1,570,694.70 × 373,971.20
  4. Step 4: Simplify right side
    1,047,129.80x = 587,394,581,792.64
  5. Step 5: Solve for x
    x = 587,394,581,792.64/1,047,129.80
  6. Step 6: Final answer
    x = 560,956.80

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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.