Home / 1,084,723.38-1,626,900.06-286,012.74

Finding the Fourth Proportional to 1,084,723.38, 1,626,900.06 and 286,012.74

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Solution

The fourth proportional to 1,084,723.38, 1,626,900.06 and 286,012.74 is: 428,970.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,723.38 : 1,626,900.06 = 286,012.74 : x
  2. Step 2: Convert to fraction form
    1,084,723.38/1,626,900.06 = 286,012.74/x
  3. Step 3: Cross multiply
    1,084,723.38x = 1,626,900.06 × 286,012.74
  4. Step 4: Simplify right side
    1,084,723.38x = 465,314,143,866.76
  5. Step 5: Solve for x
    x = 465,314,143,866.76/1,084,723.38
  6. Step 6: Final answer
    x = 428,970.33

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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.