Home / 1,208,112.12-1,808,224.11-888,179.58

Finding the Fourth Proportional to 1,208,112.12, 1,808,224.11 and 888,179.58

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Solution

The fourth proportional to 1,208,112.12, 1,808,224.11 and 888,179.58 is: 1,329,369.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,112.12 : 1,808,224.11 = 888,179.58 : x
  2. Step 2: Convert to fraction form
    1,208,112.12/1,808,224.11 = 888,179.58/x
  3. Step 3: Cross multiply
    1,208,112.12x = 1,808,224.11 × 888,179.58
  4. Step 4: Simplify right side
    1,208,112.12x = 1,606,027,730,565.67
  5. Step 5: Solve for x
    x = 1,606,027,730,565.67/1,208,112.12
  6. Step 6: Final answer
    x = 1,329,369.77

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1.5x scale

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.