Home / 1,674,842.13-2,512,264.41-412,669.76

Finding the Fourth Proportional to 1,674,842.13, 2,512,264.41 and 412,669.76

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Solution

The fourth proportional to 1,674,842.13, 2,512,264.41 and 412,669.76 is: 619,004.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,842.13 : 2,512,264.41 = 412,669.76 : x
  2. Step 2: Convert to fraction form
    1,674,842.13/2,512,264.41 = 412,669.76/x
  3. Step 3: Cross multiply
    1,674,842.13x = 2,512,264.41 × 412,669.76
  4. Step 4: Simplify right side
    1,674,842.13x = 1,036,735,538,569.92
  5. Step 5: Solve for x
    x = 1,036,735,538,569.92/1,674,842.13
  6. Step 6: Final answer
    x = 619,004.93

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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.