Home / 1,300,707.72-1,794,922.74-712,002.96

Finding the Fourth Proportional to 1,300,707.72, 1,794,922.74 and 712,002.96

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Solution

The fourth proportional to 1,300,707.72, 1,794,922.74 and 712,002.96 is: 982,534.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,707.72 : 1,794,922.74 = 712,002.96 : x
  2. Step 2: Convert to fraction form
    1,300,707.72/1,794,922.74 = 712,002.96/x
  3. Step 3: Cross multiply
    1,300,707.72x = 1,794,922.74 × 712,002.96
  4. Step 4: Simplify right side
    1,300,707.72x = 1,277,990,303,851.31
  5. Step 5: Solve for x
    x = 1,277,990,303,851.31/1,300,707.72
  6. Step 6: Final answer
    x = 982,534.57

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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.