Home / 2,174,012.11-3,246,378.21-1,775,443.51

Finding the Fourth Proportional to 2,174,012.11, 3,246,378.21 and 1,775,443.51

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Solution

The fourth proportional to 2,174,012.11, 3,246,378.21 and 1,775,443.51 is: 2,651,209.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,012.11 : 3,246,378.21 = 1,775,443.51 : x
  2. Step 2: Convert to fraction form
    2,174,012.11/3,246,378.21 = 1,775,443.51/x
  3. Step 3: Cross multiply
    2,174,012.11x = 3,246,378.21 × 1,775,443.51
  4. Step 4: Simplify right side
    2,174,012.11x = 5,763,761,102,256.77
  5. Step 5: Solve for x
    x = 5,763,761,102,256.77/2,174,012.11
  6. Step 6: Final answer
    x = 2,651,209.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.