Home / 1,274,532.34-1,758,648.81-730,568.02

Finding the Fourth Proportional to 1,274,532.34, 1,758,648.81 and 730,568.02

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Solution

The fourth proportional to 1,274,532.34, 1,758,648.81 and 730,568.02 is: 1,008,065.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,532.34 : 1,758,648.81 = 730,568.02 : x
  2. Step 2: Convert to fraction form
    1,274,532.34/1,758,648.81 = 730,568.02/x
  3. Step 3: Cross multiply
    1,274,532.34x = 1,758,648.81 × 730,568.02
  4. Step 4: Simplify right side
    1,274,532.34x = 1,284,812,578,997.06
  5. Step 5: Solve for x
    x = 1,284,812,578,997.06/1,274,532.34
  6. Step 6: Final answer
    x = 1,008,065.89

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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.