Home / 2,102,667.90-2,901,682.86-1,135,798.20

Finding the Fourth Proportional to 2,102,667.90, 2,901,682.86 and 1,135,798.20

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Solution

The fourth proportional to 2,102,667.90, 2,901,682.86 and 1,135,798.20 is: 1,567,402.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,102,667.90 : 2,901,682.86 = 1,135,798.20 : x
  2. Step 2: Convert to fraction form
    2,102,667.90/2,901,682.86 = 1,135,798.20/x
  3. Step 3: Cross multiply
    2,102,667.90x = 2,901,682.86 × 1,135,798.20
  4. Step 4: Simplify right side
    2,102,667.90x = 3,295,726,169,358.85
  5. Step 5: Solve for x
    x = 3,295,726,169,358.85/2,102,667.90
  6. Step 6: Final answer
    x = 1,567,402.14

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1.5x scale

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.