Home / 1,754,792.20-2,628,251.70-1,439,864.20

Finding the Fourth Proportional to 1,754,792.20, 2,628,251.70 and 1,439,864.20

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Solution

The fourth proportional to 1,754,792.20, 2,628,251.70 and 1,439,864.20 is: 2,156,566.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,792.20 : 2,628,251.70 = 1,439,864.20 : x
  2. Step 2: Convert to fraction form
    1,754,792.20/2,628,251.70 = 1,439,864.20/x
  3. Step 3: Cross multiply
    1,754,792.20x = 2,628,251.70 × 1,439,864.20
  4. Step 4: Simplify right side
    1,754,792.20x = 3,784,325,531,419.14
  5. Step 5: Solve for x
    x = 3,784,325,531,419.14/1,754,792.20
  6. Step 6: Final answer
    x = 2,156,566.19

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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.