Home / 1,626,428.87-2,244,485.13-901,288.70

Finding the Fourth Proportional to 1,626,428.87, 2,244,485.13 and 901,288.70

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Solution

The fourth proportional to 1,626,428.87, 2,244,485.13 and 901,288.70 is: 1,243,785.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626,428.87 : 2,244,485.13 = 901,288.70 : x
  2. Step 2: Convert to fraction form
    1,626,428.87/2,244,485.13 = 901,288.70/x
  3. Step 3: Cross multiply
    1,626,428.87x = 2,244,485.13 × 901,288.70
  4. Step 4: Simplify right side
    1,626,428.87x = 2,022,929,084,987.03
  5. Step 5: Solve for x
    x = 2,022,929,084,987.03/1,626,428.87
  6. Step 6: Final answer
    x = 1,243,785.77

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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.