Home / 1,246,964.34-1,720,809.75-674,004.51

Finding the Fourth Proportional to 1,246,964.34, 1,720,809.75 and 674,004.51

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Solution

The fourth proportional to 1,246,964.34, 1,720,809.75 and 674,004.51 is: 930,125.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,964.34 : 1,720,809.75 = 674,004.51 : x
  2. Step 2: Convert to fraction form
    1,246,964.34/1,720,809.75 = 674,004.51/x
  3. Step 3: Cross multiply
    1,246,964.34x = 1,720,809.75 × 674,004.51
  4. Step 4: Simplify right side
    1,246,964.34x = 1,159,833,532,351.97
  5. Step 5: Solve for x
    x = 1,159,833,532,351.97/1,246,964.34
  6. Step 6: Final answer
    x = 930,125.66

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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.