Home / 1,397,809.79-2,096,936.57-450,959.07

Finding the Fourth Proportional to 1,397,809.79, 2,096,936.57 and 450,959.07

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Solution

The fourth proportional to 1,397,809.79, 2,096,936.57 and 450,959.07 is: 676,510.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,809.79 : 2,096,936.57 = 450,959.07 : x
  2. Step 2: Convert to fraction form
    1,397,809.79/2,096,936.57 = 450,959.07/x
  3. Step 3: Cross multiply
    1,397,809.79x = 2,096,936.57 × 450,959.07
  4. Step 4: Simplify right side
    1,397,809.79x = 945,632,563,201.40
  5. Step 5: Solve for x
    x = 945,632,563,201.40/1,397,809.79
  6. Step 6: Final answer
    x = 676,510.19

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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.